Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8488928 | Opto-electro hybrid harness and method of manufacturing the same | Takeki Ishimoto | 2013-07-16 |
| 5597398 | Process for producing glass preform for optical fiber | Shinji Ishikawa, Motonori Nakamura, Yoshinori Makio, Morio Watanabe | 1997-01-28 |
| 5430824 | Optical fibre, waveguide, and optical active device | Masashi Onishi, Takashi Kohgo, Minoru Watanabe, Izumi Sankawa | 1995-07-04 |
| 5337401 | Optical functioning glass and method of manufacturing same, optical fiber, waveguide device, and laser device | Masashi Onishi, Koji Nakazato, Minoru Watanabe, Yoshiaki Miyajima | 1994-08-09 |
| 5253322 | Optical functioning glass and fiber amplifier | Masashi Onishi, Koji Nakazato, Minoru Watanabe, Yoshiaki Miyajima, Tomoki Sugawa | 1993-10-12 |
| 5232901 | Method of producing superconducting ceramic wire having protective metal coating thereon | Masashi Onishi, Takashi Kohgo, Minoru Watanabe | 1993-08-03 |
| 5073179 | Method for controlling fiber diameter during optical fiber drawing process | Ichiro Yoshimura, Yasuo Matsuda | 1991-12-17 |
| 4553995 | Process for producing image fiber | — | 1985-11-19 |