Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644253 | Multiple-valued logic circuit | — | 1997-07-01 |
| 5561306 | Hetero-bipolar transistor having a plurality of emitters | Kenichi Imamura, Toshihiko Mori | 1996-10-01 |
| 5438284 | Basic logic circuit having multi-emitter transistor | — | 1995-08-01 |
| 5426682 | Sequential logic circuit having state hold circuits | — | 1995-06-20 |
| 5281871 | Majority logic circuit | Toshihiko Mori | 1994-01-25 |
| 5260609 | Logic circuit uising transistor having negative differential conductance | — | 1993-11-09 |
| 5221866 | Sequential logic circuit having state hold circuits | — | 1993-06-22 |
| 5153461 | Logic circuit using element having negative differential conductance | — | 1992-10-06 |
| 5015874 | Status holding circuit and logic circuit using the same | — | 1991-05-14 |