| Ryu Hee Wook( Seoul ) | Ryukakusan Co., Ltd. ( Tokyo, JP ) | RyuSyo Industrial Co., Ltd.( JP ) |
| Ryu; Hee Wook( Seoul ) | RYUKYU ELECTRIC POWER CO., LTD. ( OKINAWA, JP ) | Ryusyo Industrial Co., Ltd.( Osaka ) |
| Ryu; Wang-Schick | Ryukyu Network Service Co., Ltd.( Okinawa ) | Ryuz Lab Co., Ltd. ( Kyoto-shi, JP ) |
| RYUBI CO., LTD. ( Kanagawa, JP ) | Ryusendo Co. Ltd.( Tokyo ) | Ryuzo NAKAZUMI ( Tokyo, JP ) |
| Ryuichi Sakai( Kyoto ) | Ryusendo Co., Ltd. | Ryvec, Inc. ( Anaheim, CA ) |
| Ryuji Ninomiya | Ryusuke Hasegawa et al | Ryvec, Inc., a California Corporation ( Anaheim, CA ) |
| Ryuka Law Firm( Tokyo ) | RyuSyo Industrial Co., Ltd. | Ryzex, Inc. ( Bellingham, WA ) |