Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4997259 | Light source system with uniforming device for optical fiber type lightguide | Masaki Fuse, Yukio Shibuya | 1991-03-05 |
| 4984859 | Optical fiber ribbon end-structure | Takashi Fujigaki, Yoshikazu Fujinaga, Shuichiro Tokuda, Noriyuki Furukawa, Yukio Shibuya +1 more | 1991-01-15 |
| 4942292 | Apparatus for following sun light | Kideaki Ito, Masaki Fuse, Chiaki Suematsu, Shingo Suzuki, Satoshi Takahashi | 1990-07-17 |
| 4934787 | Mode scrambler | Hiroshi Okada, Masatoshi Toda, Satoshi Takahashi, Masayoshi Komiya | 1990-06-19 |
| 4929169 | Working equipment for roughening the side of optical fiber | Takashi Fujigaki, Yoshikazu Fujinaga, Shuichiro Tokuda, Noriyuki Furukawa, Yukio Shibuya +1 more | 1990-05-29 |
| 4916406 | Automatic gain control circuit | Kozo Yasuhara, Norio Kawashima | 1990-04-10 |