Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6466723 | Cleaning tool for optical fiber connectors | Taisei Miyake, Ai Fukuhara, Etsuji Sugita, Hitoshi Goto, Isao Iwakane +2 more | 2002-10-15 |
| 5332535 | Method of fabricating a dielectric multilayer filter | Taisuke Oguchi, Hiroaki Hanafusa | 1994-07-26 |
| 5252493 | Laser magnetic immunoassay method and apparatus therefor | Koichi Fujiwara, Hiromichi Mizutani, deceased, Hiroko Mizutani | 1993-10-12 |
| 5238810 | Laser magnetic immunoassay method and apparatus thereof | Koichi Fujiwara, Hiroko Misutani, Hiromichi Mizutani, deceased | 1993-08-24 |
| 5234772 | Dielectric multilayer, filter, manufacturing method therefor, and optical element incorporating the same | Taisuke Oguchi, Hiroaki Hanafusa, Noriyoshi Yamada, Shiro Nishi, Nobuo Tomita | 1993-08-10 |
| 5101462 | Wide-band optical fiber coupler and its manufacturing method | Hiroyuki Sasaki, Masato Shimamura, Yoshiaki Takeuchi, Hiroaki Hanafusa | 1992-03-31 |
| 5095516 | Wide-band optical fiber coupler and its manufacturing method | Hiroyuki Sasaki, Masato Shimamura, Yoshiaki Takeuchi, Hiroaki Hanafusa | 1992-03-10 |
| 5016970 | Ferrule for optical fiber transmitting linearly polarized light and optical fiber connector using this ferrule | Ryo Nagase, Etsuji Sugita | 1991-05-21 |
| 5009478 | Method for the manufacture of an optical fiber coupler | Hiroyuki Sasaki, Masato Shimamura, Hiroaki Hanafusa, Yoshiaki Takeuchi | 1991-04-23 |
| 4901123 | Superluminescent diode | Yoshio Noguchi, Haruo Nagai, Kazumasa Takada | 1990-02-13 |
| 4869570 | Fiber coupler and method and apparatus for manufacturing the same | Itaru Yokohama, Kazunori Chida, Hiroaki Hanafusa, Yoshiaki Takeuchi, Mitsuhiro Tateda | 1989-09-26 |
| 4792230 | Method and apparatus for measuring ultrashort optical pulses | Kazunori Naganuma | 1988-12-20 |
| 4480897 | Single-polarization single-mode optical fiber | Katsunari Okamoto, Toshihito Hosaka, Yutaka Sasaki, Takao Edahiro | 1984-11-06 |