Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6609309 | Device for measuring the length of linear movement | — | 2003-08-26 |
| 4997259 | Light source system with uniforming device for optical fiber type lightguide | Kiyoshi Ichimura, Masaki Fuse | 1991-03-05 |
| 4984859 | Optical fiber ribbon end-structure | Takashi Fujigaki, Yoshikazu Fujinaga, Shuichiro Tokuda, Noriyuki Furukawa, Kiyoshi Ichimura +1 more | 1991-01-15 |
| 4929169 | Working equipment for roughening the side of optical fiber | Takashi Fujigaki, Yoshikazu Fujinaga, Shuichiro Tokuda, Noriyuki Furukawa, Kiyoshi Ichimura +1 more | 1990-05-29 |