Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5251254 | Control of incoming and outgoing calls in a key system | Yoshihiro Tanigawa, Shoichi Takashima | 1993-10-05 |
| 5222126 | Communication apparatus connected to other communication terminals | — | 1993-06-22 |
| 5001744 | Communication system having a first and second communication procedures | Osamu Hirata, Shoji Suzuki, Masaki Hara, Shinji Tsuchida, Minoru Ogata | 1991-03-19 |
| 4881064 | Information processor having cursor display system and control | — | 1989-11-14 |