Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7969541 | Retardation film, method of manufacturing the same, and display | Kentaro Okuyama, Hitoshi Katakura, Kei Obata, Jun Shimizu, Shinya Suzuki +2 more | 2011-06-28 |
| 7918571 | Light-transmitting film, method of forming light-transmitting film, and liquid crystal display | Kei Obata, Akihiro Horii, Hiroshi Mizuno | 2011-04-05 |
| 7880824 | Surface emitting device, liquid crystal display, and optical sheet combination | — | 2011-02-01 |
| 7864267 | Optical sheet and display unit | Noriyuki Hirai, Akihiro Horii, Hiroshi Mizuno, Kei Obata | 2011-01-04 |
| 7804554 | Surface emitting device and liquid crystal display | Kei Obata | 2010-09-28 |
| 7780306 | Light guide plate, backlight unit and method of manufacturing the same, and liquid crystal display | — | 2010-08-24 |
| 7768593 | Surface emission device, optical element and liquid crystal display device | Shigehiro Yamakita, Shogo Shinkai | 2010-08-03 |
| 7712908 | Light-transmitting film, method of forming light-transmitting film, and liquid crystal display | Kei Obata, Akihiro Horii, Hiroshi Mizuno | 2010-05-11 |
| 7678598 | Method for manufacturing surface-emitting semiconductor laser | Toshihiko Baba, Atsushi Matsuzono, Akio Furukawa, Satoshi Sasaki | 2010-03-16 |
| 7566143 | Backlight apparatus and color image display apparatus | Norimasa Furukawa, Yoshihiro Katsu, Mitsuru Okabe | 2009-07-28 |
| 7545460 | Liquid crystal display, optical sheet manufacturing method, and optical sheet | Mitsuo Arima, Jun Shimizu, Kei Obata, Eiji Oota, Toru Abiko +2 more | 2009-06-09 |
| 7489717 | Surface-emitting semiconductor laser and method for manufacturing thereof as well as optical device | Toshihiko Baba, Atsushi Matsuzono, Akio Furukawa, Satoshi Sasaki | 2009-02-10 |