Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8854608 | Optical fiber sensing system | Keiichi Inoue, Masayuki Nakano | 2014-10-07 |
| 4756593 | Connector comprising a plug having a built-in optoelectronic conversion means and a socket | Yasumasa Koakutsu, Masao Yano, Junichi Shimizu, Sadahiro Ohyama, Noriaki Sekine +4 more | 1988-07-12 |
| 4741595 | Optical transmission device | Yasumasa Koakutsu, Masaaki Kusano, Tamio Takeuchi, Syouji Yamada, Masao Yano +3 more | 1988-05-03 |
| 4720630 | Active optical connector including an electronic circuit board and an optical fiber | Tamio Takeuchi, Yasumasa Koakutsu, Junichi Shimizu, Masao Yano, Minoru Ikenoue | 1988-01-19 |
| 4715673 | Optical switch | Takanobu Noro, Yasumasa Koakutsu, Tamio Takeuchi, Masao Yano, Hideo Arima +2 more | 1987-12-29 |
| RE32475 | Optical waveguide transmitting light wave energy in single mode | Shigeo Nishida, Shojiro Kawakami, Yoichi Ohtaka | 1987-08-18 |
| 4260883 | Optical measurement system | Shoji Yamada, Yasuo Minai, Minoru Maeda, Shin Kita, Mitsuo Tanaka | 1981-04-07 |
| 4206967 | Optical fiber | Shojiro Kawakami, Shigeo Nishida, Toshiki Tanaka, Tsuneo Suganuma, Masao Sumi | 1980-06-10 |
| 4185890 | Optical transmission line | Toshiki Tanaka, Tsuneo Suganuma, Koji Ishida, Masao Sumi | 1980-01-29 |
| 4184744 | Optical fiber | Toshiki Tanaka, Masao Sumi | 1980-01-22 |