Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5841927 | Optical waveguide device and optical waveguide apparatus | Junko Watanabe, Hironao Hakogi, Akiko Tanno, Toshihiro Otani | 1998-11-24 |
| 5812707 | Polarizer housing device for connecting a polarizer to an optical waveguide | Takashi Yamane, Nobuhiro Fukushima | 1998-09-22 |
| 5784509 | Waveguide-optical fiber connection structure and waveguide-optical fiber connection method | Takashi Yamane, Yasuhiko Omori, Yasutoshi Furukawa, Hironao Hakogi | 1998-07-21 |
| 5666449 | Optical waveguide device | Sadayuki Miyata, Takashi Yamane | 1997-09-09 |
| 5557695 | Waveguide-optical fiber connection structure and waveguide-optical fiber connection method | Takashi Yamane, Yasuhiko Omori, Yasutoshi Furukawa, Hironao Hakogi | 1996-09-17 |