Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9116321 | Optical fiber cord | Fumiaki Sato, Naomichi Osada, Keisuke Okada | 2015-08-25 |
| 8301001 | Optical cable and optical transmission system | Tetsuya Nakanishi, Fumiaki Satou, Katsuyuki Aihara, Takashi Sasaki | 2012-10-30 |
| 8249407 | Optical fiber and optical cable | Tetsuya Nakanishi, Fumiaki Satou, Katsuyuki Aihara, Takashi Sasaki | 2012-08-21 |
| 8081856 | Optical fiber and optical cable | Tetsuya Nakanishi, Fumiaki Satou, Katsuyuki Aihara, Takashi Sasaki | 2011-12-20 |
| 8081855 | Optical fiber and optical cable | Tetsuya Nakanishi, Fumiaki Satou, Katsuyuki Aihara, Takashi Sasaki | 2011-12-20 |
| 5442705 | Hardware arrangement for enciphering bit blocks while renewing a key at each iteration | — | 1995-08-15 |
| 5255764 | Active/passive damping apparatus | Hiroshi Kurabayashi, Toshio Omi, Takafumi Fujita | 1993-10-26 |
| 4391538 | Serial printer | — | 1983-07-05 |