Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9752651 | Driving apparatus having improved engagement | Arata Nakamura | 2017-09-05 |
| 9687938 | Laser machining apparatus | Kunihiro Tanahashi, Kenji Saruta, Komaki Sasaki | 2017-06-27 |
| 8733197 | Drive transmission mechanism and image forming apparatus including the same | — | 2014-05-27 |
| 8369746 | Clutch mechanism and processing device and image forming apparatus comprising the clutch mechanism | — | 2013-02-05 |
| 7446828 | Optical guide and surface light emitting apparatus using the same | Jun Omura, Taku Ichimori | 2008-11-04 |
| 7269329 | Optical waveguide plate for surface light emitting apparatus and surface light emitting apparatus using the optical waveguide plate | Eiji Nakanishi | 2007-09-11 |
| 7171104 | Optical waveguide plate for surface light emitting apparatus and surface light emitting apparatus using the optical waveguide plate | Eiji Nakanishi | 2007-01-30 |
| 6904225 | Optical waveguide plate of surface light emitting apparatus | Koichi Kunikata, Nobutoshi Shiota, Eiji Nakanishi | 2005-06-07 |
| 5851850 | Method for fabricating a gap type semiconductor substrate of red light emitting devices | Munehisa Yanagisawa, Susumu Higuchi, Akio Nakamura, Toshio Otaki | 1998-12-22 |
| 5643827 | GaP light emitting substrate and a method of manufacturing it | Toshio Ootaki, Akio Nakamura, Munehisa Yanagisawa, Susumu Higuchi | 1997-07-01 |
| 5571321 | Method for producing a gallium phosphide epitaxial wafer | Munehisa Yanagisawa, Susumu Arisaka, Hidetoshi Matsumoto | 1996-11-05 |
| 5407858 | Method of making gap red light emitting element substrate by LPE | Munehisa Yanagisawa, Susumu Arisaka, Hidetoshi Matsumoto | 1995-04-18 |
| 5349208 | GaP light emitting element substrate with oxygen doped buffer | Munehisa Yanagisawa, Susumu Higuchi | 1994-09-20 |