Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852203 | Three-dimensional periodical structure, its manufacturing method, and method of manufacturing film | Shojiro Kawakami, Hiroyuki Sakaki | 2005-02-08 |
| 6349162 | Field-distribution conversion optical fiber and laser diode module comprising the field-distribution conversion optical fiber | Isamu Oishi | 2002-02-19 |
| 6130972 | Lensed optical fiber and laser module | Isamu Ohishi | 2000-10-10 |
| 6024563 | Occlusion observing device | Akihiko Tashiro, Tadashi Kimura | 2000-02-15 |
| 5848203 | Polarization-independent optical isolator | Shojiro Kawakami, Masashi Shimo | 1998-12-08 |
| 5774607 | Lensed-fiber with cascaded graded-index fiber chip configuration | Kazuhito Matsumura, Isamu Ohishi | 1998-06-30 |
| 5446816 | Optical fiber having a lens formed at an end thereof | Kazuhito Matsumura, Isamu Oishi, Katsuo Ebine | 1995-08-29 |
| 5267078 | Optical isolator | Kazuhiro Nakajima, Yasuo Numajiri | 1993-11-30 |
| 5040863 | Optical isolator | Shojiro Kawakami, Kazutaka Baba, Seiji Hattori | 1991-08-20 |
| 4892832 | Filter bag for microbiological examination | Kiyotaka Omote, Yuichi Matsushima, Masami Taki, Harutomo Oshio | 1990-01-09 |