Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5365572 | Cordless key telephone system with multiple tenant facility | Noboru Saegusa, Yukihiro Shimura, Shinji Kumataka, Hirokazu Adachi, Ichiro Tamura | 1994-11-15 |
| 5283817 | Cordless key telephone system for covering multiple service areas having exclusively assigned control channels | Toshihiro Hara, Yukihiro Shimura, Shinji Kumataka | 1994-02-01 |