Issued Patents All Time
Showing 76–100 of 105 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6217184 | Light source device with uniformity in color temperature of emission | Akihiro Horibe | 2001-04-17 |
| 6201045 | Non-birefringence optical resin material, a production process therefor and a member for a liquid crystal device using the optical resin material | — | 2001-03-13 |
| 6172809 | Surface light source device with polarization function | Takayuki Arai | 2001-01-09 |
| 6037745 | Battery charger with monitor and protection circuits | Seiki Sakata, Yoshiaki Ishihara, Kazuki Najima, Tomotaka Kurozu, Masayuki Fukuda +1 more | 2000-03-14 |
| 5993020 | Light scattering and guiding light source device and liquid crystal display | — | 1999-11-30 |
| 5982540 | Surface light source device with polarization function | Takayuki Arai | 1999-11-09 |
| 5966192 | Surface light source device and a liquid crystal display | Eizaburo Higuchi | 1999-10-12 |
| 5944298 | Engine-mounting bracket | — | 1999-08-31 |
| 5924399 | Intake system-draining structure for engine | Hiroshi Saitoh, Yuji Yoshikawa, Junichi Hoshino | 1999-07-20 |
| 5916971 | Graded-refractive-index optical plastic material and method for its production | Hidenobu Murofushi, Norihide Sugiyama | 1999-06-29 |
| 5914759 | Surface light source device, liquid crystal display and asymmetric prism sheet | Eizaburo Higuchi | 1999-06-22 |
| 5899552 | Surface light source device | Kazuaki Yokoyama, Takayuki Arai | 1999-05-04 |
| 5887964 | Surface light source device and liquid crystal display | Eizaburo Higuchi | 1999-03-30 |
| 5783636 | Graded-refractive-index optical plastic material and method for its production | Masaki Naritomi | 1998-07-21 |
| 5767200 | Optical resin materials with distributed refractive index | — | 1998-06-16 |
| 5763514 | Process for producting optical resin materials with distributed refractive index | — | 1998-06-09 |
| 5760139 | Graded-refractive-index optical plastic material and method for its production | Masaki Naritomi, Hidenobu Murofushi, Norihide Sugiyama | 1998-06-02 |
| 5659410 | Surface light source device and liquid crystal display | Takayuki Arai | 1997-08-19 |
| 5593621 | Method of manufacturing plastic optical transmission medium | Ryo Nihei | 1997-01-14 |
| 5580932 | Manufacturing method of a light scattering light guide | — | 1996-12-03 |
| 5548670 | Light-scattering light-guiding device | — | 1996-08-20 |
| 5541247 | Optical resin materials with distributed refractive index, process for producing the materials, and optical conductors using the materials | — | 1996-07-30 |
| 5542017 | Light scattering light guide and applied optical apparatuses | — | 1996-07-30 |
| 5528709 | Corner supply type plane light source device | Kayoko Watai | 1996-06-18 |
| 5450232 | Polymer optical fiber amplifier | Keisuke Sasaki | 1995-09-12 |