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Patent # Description
US-5,278,643 Monitoring apparatus in game hall
A monitoring apparatus in a game hall where a large number of game machines are disposed in lines includes a monitoring video camera, preset monitoring condition...
US-5,278,642 Color imaging system
A color camera employs a monochrome imager and a color filter plate that is divided into a plurality of primary color filter sections. The filter sections can be...
US-5,278,641 Brightness referenced color image correcting apparatus
A color image processing system which reads or receives a color image and outputs corrected color image to a display or printer. The system estimates the...
US-5,278,640 Color modification utilizing two coefficients
A pictorial image comprising pixels represented by a combination of density values in respect to first color components (R, G, B) is transformed to a pictorial...
US-5,278,639 Color filter wheel for endoscopes and processing of generated color
The color video-endoscope (100) comprises in particular: a single light source (10); a bundle of optical fibers (40) for transmitting the light to a field of ...
US-5,278,638 Noise reducing circuit for images
A noise reducing circuit for video images. A motion detector outputs a first difference between a first video signal and a second image signal. A compensation...
US-5,278,637 Apparatus and a method for quadrature-phase encoding and transmitting a digital signal in a video signal
A system for encoding digital data into a video signal first encodes the digital data into in-phase and quadrature-phase component signals, using a 16 quadrature...
US-5,278,636 Non-volatile, solid state bistable electrical switch
A bistable switching element is made of a material whose electrical resistance reversibly decreases in response to intercalation by positive ions. Flow of...
US-5,278,635 Surface defect detection apparatus
A surface defect detector for detecting a gentle wavy defect and a minute rough defect on a surface of an object. The detector has a conveyer to move the object...
US-5,278,634 High precision component alignment sensor system
A high speed high precision laser based alignment sensor system for use on surface mount component placement machines. A laser system is utilized to correctly...
US-5,278,633 Optical contour detector and methods for making and using
An optical contour detector (11) having a source of electromagnetic radiation (12) aimed at a contoured surface is provided. A first detector (13) and a second...
US-5,278,632 Multi-axis optical projector
A multi-axis optical projector comprises an optical yoke having two spaced-apart primary objective lenses and optical paths for transmitting either backlight or...
US-5,278,631 Closed loop fiber optic gyroscope with signal processing arrangement for improved performance
A closed loop fiber optic gyro features signal processing wherein square wave phase modulation is added to a modulation drive signal after overflow logic so that...
US-5,278,630 Absorbance detector
An absorbance detector measures absorbance alternately at first and second wavelengths. When a measurement is made at one wavelength, a projection is made, based...
US-5,278,629 Atomic emission spectrometry
A method and apparatus of atomic emission spectrometry includes confining a solution within an emission chamber for on-line analysis or individual sample...
US-5,278,628 Apparatus for measuring cross-sectional distribution of refractive index of optical waveguide by RNF method
According to the present invention, there are provided a projection system having an optical axis inclined toward one end surface of an optical waveguide portion...
US-5,278,627 Apparatus for calibrating pulse oximeter
An apparatus for calibrating a pulse oximeter which can improve the repetitivity of measured values for calibration tests and which can calibrate the pulse...
US-5,278,626 Non-volatile residue system for monitoring impurities in a liquid
A system for monitoring and analyzing impurities in a liquid by analyzing the non-volatile residue of droplets of the liquid includes a droplet generator for...
US-5,278,625 Method and apparatus for lateral registration of sequential images in a singles pass, multi-LED print bar printer
An image bar recording system, which, in a preferred embodiment, utilizes a plurality of LED image bars, forms a plurality of latent images, which may ...
US-5,278,624 Differential drive for sheet registration drive rolls with skew detection
A registration system for copy sheets uses a pair of drive rolls and a drive system for commonly driving both drive rolls. A differential drive mechanism is...
US-5,278,623 Image forming apparatus
An image forming apparatus wherein a recording medium stored in a storage device is first detected by a detection device and the recording medium is abutted...
US-5,278,622 Image forming apparatus with improved document feeding system
A conveyor belt for feeding an image-scanned original present at an image scanning position to an intermediate position located between the image scanning...
US-5,278,621 System for removing foreign matter on photosensitive body or developer carrying body in image forming apparatus
A system for removing foreign matter on a photosensitive body or a developer carrying body in an image forming apparatus, in which a foreign matter removing unit...
US-5,278,620 Cleaning blade equipped with a vibration sensor
A piezoelectric sensor is mounted on the cleaning blade and/or the blade support member of a blade cleaning apparatus contained within a electrostatic copying...
US-5,278,618 Thermal fixing device including a non-adhesive resin coated metal belt and PTC thermistor heater
In a thermal fixing device, a roller having a heat generating element includes a heating and cooling unit which is made up of a cooling device which serves also...
US-5,278,617 Modified donor roll
A release agent management system incorporated in an electrophotograpic printing machine having a heat and pressure fuser assembly with stripper fingers to aid...
US-5,278,616 Developing device for an image forming apparatus
An image forming apparatus includes a developing device for developing a latent image formed on an image bearing member. The developing device has a developing...
US-5,278,615 Liquid toner imaging system
A multi-color liquid toner electrophotographic apparatus includes an image bearing surface, a developing apparatus for developing an image on the image bearing...
US-5,278,614 Contact charger and image forming apparatus incorporating the contact charger
A contact charger for charging an image bearing member includes a support member, a flexible film supported by the support member and having a free end adapted...
US-5,278,613 Image forming apparatus with transfer medium and electrometer positioned opposite the transfer region
An image forming apparatus which insures stable image transfer at all times with no regard to aging and environment. An electrometer is located in close...
US-5,278,612 Apparatus for judging life of photoconductor
An image forming apparatus has a charging roller disposed in contact with a photoconductor having a photoconducting layer for charging the surface of the...
US-5,278,611 Image duplicating apparatus for use with an external data storage medium
An image duplicating apparatus of the type having an IC-card controlled mode of operation in which are to be established standard conditions for copying...
US-5,278,610 Rotary camera having data recording device
A rotary camera for photographing a plurality of original documents on microfilm and for recording information relating to the photographed original documents...
US-5,278,609 Microfilm reader and microfilm used therein
A microfilm reader capable of printing out a printed image having the extension same as that of the original image recorded in the microfilm at a reduced size...
US-5,278,608 Electronically printed depth photography system with improved viewing range
A system and method that determines a number of scan lines for each image of a view using a resolution of the recording media, a pitch of the lenticules and a...
US-5,278,607 Photometering device in single lens reflex camera
A photometering device in a single lens reflex camera having a photometering device mounting portion on a magnifier of a finder optical system, and a...
US-5,278,606 Camera
A camera having a display device for displaying a body number of the camera is arranged to store identification information peculiar to the camera such as the...
US-5,278,605 Optical apparatus including diaphragm device
An optical apparatus having a diaphragm device includes an optical system having a focal length which can be varied, a detecting circuit for detecting the focal...
US-5,278,604 Information processing system for camera
The present invention relates to an information processing device for writing data into a computer incorporated in a camera body or reading data from the...
US-5,278,603 Camera
A camera including a detector for detecting set information in an information supplying apparatus, and a controller for performing a particular camera operation...
US-5,278,602 Distance measuring device
In a camera provided with a finder and a photographic lens, the focal length of the photographic lens being variable, there is provided a distance measuring...
US-5,278,601 Optical apparatus
An optical apparatus includes a driving part for driving an optical member such as a lens or the like to move along its optical axis, a rotary operation member...
US-5,278,600 Photographic film cassette
The rotation of a spool of a photographic film cassette in a film unwinding direction in a camera advances a film leader out of a cassette shell through a film...
US-5,278,599 Automatic sheet loader for imaging apparatus
An automatic sheet loader for sheets of photographic film or the like is provided. A first drive assembly is used to drive a sheet of imaging material from a...
US-5,278,598 Camera with non-TTL type finder
A camera with a non-TTL type finder may avoid a mechanical complexity, may be produced with a gentler standard in dimensional accuracy than conventional cameras...
US-5,278,597 Camera with a positive meniscus lens
In a camera in which a 35 mm photographic roll film is used, a positive convex meniscus lens, the convex side of which faces an object to be photographed, an...
US-5,278,596 LCD projection apparatus
A novel projection apparatus comprised of a projector mountable on a frame for projection of a video image onto any appropriate screen, a high intensity...
US-5,278,595 Liquid crystal type rear-projection television with a reduced cabinet depth
A liquid crystal projector is obliquely disposed in a lower front portion of a cabinet. A first mirror for reflecting light beams of R, G and B coming from the...
US-5,278,593 Ophthalmic dial advancement system
An ophthalmic dial advancement system for vision testing apparatuses, such as ophthalmic refractors of the type which utilize a single dial sphere control for...
US-5,278,592 Ophthalmic lens
An ophthalmic lens has front and rear optical surfaces, a central optical axis substantially perpendicular to the lens and comprises a plurality of concentric,...
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