Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9233781 | Cartridge receiving case | Shuichi Kikuchi | 2016-01-12 |
| 7080391 | Optical information medium | Shuichi Kikuchi, Mariko Takiue | 2006-07-18 |
| 6951027 | Optical information medium | Shuichi Kikuchi, Mariko Takiue | 2005-09-27 |
| 6669023 | Storage case | Shuichi Kikuchi | 2003-12-30 |
| 6614622 | Disc cartridge shutter opening mechanism including a guide member, an operating member and a transmission member | Shuichi Kikuchi | 2003-09-02 |
| 6583956 | Disc cartridge | Shuichi Kikuchi | 2003-06-24 |
| 6560193 | Disc cartridge | Shuichi Kikuchi | 2003-05-06 |
| 6512736 | Disk cartridge with shutter sections and shutter cover | Shuichi Kikuchi | 2003-01-28 |