Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9341984 | Developing apparatus with backflow prevention portion and image forming apparatus with backflow prevention portion | — | 2016-05-17 |
| 9081324 | Developing device and image forming apparatus | — | 2015-07-14 |
| 8382277 | Layered structure | Kiyoshi Chinzei | 2013-02-26 |
| 7196287 | Unit assembly structure and fuser of image formation apparatus | — | 2007-03-27 |
| 6419581 | Game apparatus and method of replaying game | Takayuki Yanagihori | 2002-07-16 |
| 6231443 | Game apparatus and method of replaying game | Takayuki Yanagihori | 2001-05-15 |
| 6146275 | Image processing apparatus | Toshinori Suzuki | 2000-11-14 |
| 5905864 | Method for simultaneously switching data storage devices to be accessed by a first processing device and a second processing device at a predetermined time period | Junichi Terasima, Masaki Kawahori | 1999-05-18 |
| 5812980 | Program operating apparatus | — | 1998-09-22 |
| 5779548 | Game apparatus and method of replaying game | Takayuki Yanagihori | 1998-07-14 |
| RE35839 | CD-ROM disk and security check method for the same | Masaki Kawahori | 1998-07-07 |
| 5668945 | Data security apparatus and method | Toshihiro Ohba | 1997-09-16 |
| 5437464 | Data reading and image processing system for CD-ROM | Junichi Terasima, Masaki Kawahori | 1995-08-01 |
| 5371792 | CD-ROM disk and security check method for the same | Masaki Kawahori | 1994-12-06 |