Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7654698 | Light source device and display device | Seiji Hachisuka | 2010-02-02 |
| 7549768 | Display device, including discharge tube temperature control member | Seiji Hachisuka | 2009-06-23 |
| 7541723 | Backlight having a polarization separating element | Keiji Hayashi, Tetsuya Kobayashi, Tetsuya Hamada, Takeshi Gotoh, Toshihiro Suzuki +2 more | 2009-06-02 |
| 7513650 | Light source device and display device | Seiji Hachisuka | 2009-04-07 |
| 7513649 | Light source device and display device | Seiji Hachisuka | 2009-04-07 |
| 7470039 | Light source device and display device | Seiji Hachisuka | 2008-12-30 |
| 7470040 | Light source device and display device | Seiji Hachisuka | 2008-12-30 |
| 7396144 | Light source device and display device | Seiji Hachisuka | 2008-07-08 |
| 7309146 | Backlight having discharge tube, reflector and heat conduction member contacting discharge tube | Keiji Hayashi, Tetsuya Kobayashi, Tetsuya Hamada, Takeshi Gotoh, Toshihiro Suzuki +2 more | 2007-12-18 |
| 7290899 | Light source device and display device | Seiji Hachisuka | 2007-11-06 |
| 7290901 | Light source device, and display device, display module, information handling apparatus and portable information handling apparatus comprising same | Seiji Hachisuka | 2007-11-06 |
| 7169005 | Method of producing a backlight having a discharge tube containing mercury | Keiji Hayashi, Tetsuya Kobayashi, Tetsuya Hamada, Takeshi Gotoh, Toshihiro Suzuki +2 more | 2007-01-30 |
| 7070291 | Light source device and display device | Seiji Hachisuka | 2006-07-04 |
| 6294881 | Discharging tube with piezoelectric substrate | Shingo Miyazaki, Yoshio Shimeki | 2001-09-25 |
| 6057653 | Discharging tube with voltage raising unit and discharging unit and discharging method thereof | Shingo Miyazaki, Yoshio Shimeki | 2000-05-02 |
| 5550657 | Liquid crystal display device having an optimized ridged layer to improve luminosity | Akira Tanaka, Yoshinori Mesaki, Masahiro Tomatsu, Kazumasa Kaiwa | 1996-08-27 |