Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8041519 | Method to produce an optical module for analog data transmission | Takashi Kounosu, Satoshi Yoshimura, Masaki Furumai | 2011-10-18 |
| 6560097 | Electronic apparatus | Teruhiro Naruo, Kazuya Takahashi | 2003-05-06 |
| 5966097 | Antenna apparatus | Toru Fukasawa, Isamu Chiba, Tsutomu Endo, Shuji Urasaki | 1999-10-12 |
| 5430451 | Array antenna mounted on spacecrafts | Toneo Kawanishi, Yasuo Tamai, Yoshihiko Konishi, Takashi Katagi | 1995-07-04 |
| 5157679 | Optoelectronic devices | Masahiko Kondow, Toshihiro Kawano, Shigekazu Minagawa, Kenji Uchida, Toshiaki Tanaka +1 more | 1992-10-20 |
| 4841531 | Semiconductor laser device | Masahiko Kondow, Shigekazu Minagawa, Akio Ohishi, Takashi Kajimura | 1989-06-20 |
| 4829249 | Method of inspecting magnetic disks for surface defects | Toshihiro Matsushita | 1989-05-09 |
| 4745294 | Photocoupler with light emitting and receiving elements coupled through a soft resin | Ikuo Kohashi, Hajime Kashida | 1988-05-17 |
| 4612294 | Glass material for optical fibers used in infrared region | Toshio Katsuyama, Hiroyoshi Matsumura | 1986-09-16 |
| 4426216 | Process for producing optical glass | Kenzo Susa, Iwao Matsuyama, Tsuneo Suganuma | 1984-01-17 |
| 4324576 | Method for producing optical glass | Iwao Matsuyama, Kenzo Susa, Tsuneo Suganuma | 1982-04-13 |
| 4323381 | Method for producing mother rods for optical fibers | Iwao Matsuyama, Kenzo Susa, Tsuneo Suganuma, Toshio Katsuyama, Hidehito Obayashi | 1982-04-06 |
| 4317668 | Method for producing silica glass | Kenzo Susa, Iwao Matsuyama, Tsuneo Suganuma | 1982-03-02 |
| 4206968 | Optical fiber and method for producing the same | Tsuneo Suganuma, Gyozo Toda, Koji Ishida, Toshio Katsuyama, Mamoru Sugie | 1980-06-10 |
| 4203743 | Method of producing optical fiber | Tsuneo Suganuma, Koji Ishida, Mamoru Sugie, Toshio Katsuyama, Gyozo Toda | 1980-05-20 |