Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5557754 | Computer system and system expansion unit | Kazuo Sekiya, Hiroshi Ishikawa, Yoshihisa Kanada | 1996-09-17 |
| 5539666 | Data communications method and system coupling device | Yoshinao Kobayashi, Hiroshi Ishikawa | 1996-07-23 |
| 5524217 | System having different signal transfer modes for detecting and restoring logical levels and blocking operation when restored signal outputs are on a predetermined level | Kazuo Sekiya | 1996-06-04 |
| 5386567 | Hot removable and insertion of attachments on fully initialized computer systems | Yeong-Chang Lien, Kazuo Sekiya, Yoshihisa Kanada | 1995-01-31 |
| 4771268 | Character recognition device | Hiroyuki Suetaka | 1988-09-13 |
| 4421419 | Electronic timepiece | Morio Morishige | 1983-12-20 |