Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5958069 | Apparatus for preventing malfunction at time of duplex unit failure | Hiroya Kawasaki, Masaki Kira, Shiro Uriu, Kazumasa Sonoda | 1999-09-28 |
| 5878063 | Method of detecting cell loss and exchange provided with cell loss detecting function | Hiroya Kawasaki, Shiro Uriu, Koki Mie, Naoki Fukuda | 1999-03-02 |