Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9939127 | Illumination device | Yoshito Suzuki, Tohru Kawakami, Takahiro Ishinabe, Katsunori Ehara, Yoshihiro Hashimoto +6 more | 2018-04-10 |
| 9507197 | Lighting device and display device | Takahiro Ishinabe, Tohru Kawakami, Kentaro Okuyama, Mamoru Mizuno | 2016-11-29 |
| 9310619 | Optical film | Yoshito Suzuki, Tohru Kawakami, Kazuo Sekiya, Masahiro Nishizawa, Takahiro Ishinabe +5 more | 2016-04-12 |
| 9217552 | Illumination device | Yoshito Suzuki, Tohru Kawakami, Takahiro Ishinabe, Katsunori Ehara, Yoshihiro Hashimoto +5 more | 2015-12-22 |
| 9122097 | Backlight system and LCD device using the same | Yoshito Suzuki, Tohru Kawakami, Kazuo Sekiya, Masahiro Nishizawa, Takahiro Ishinabe +6 more | 2015-09-01 |
| 8922735 | Backlight system and liquid crystal display device using the same | Yoshito Suzuki, Tohru Kawakami, Kazuo Sekiya, Masahiro Nishizawa, Takahiro Ishinabe +5 more | 2014-12-30 |
| 8810752 | Thin backlight system and liquid crystal display device using the same | Yoshito Suzuki, Tohru Kawakami, Kazuo Sekiya, Takahiro Ishinabe, Baku Katagiri +4 more | 2014-08-19 |
| 8780444 | Screen and projection system | Osamu Arakawa, Hiroyuki Shindo, Toshiaki Hashizume, Yoshito Suzuki, Baku Katagiri | 2014-07-15 |
| 8654442 | Refelctive front screen | Yoshito Suzuki, Baku Katagiri, Toshiaki Hashizume, Hiroyuki Shindo, Osamu Arakawa | 2014-02-18 |
| 8493526 | Lighting device and display device | Takahiro Ishinabe, Tohru Kawakami, Tomoaki Suzuki, Kentaro Okuyama, Akira Ebisui +4 more | 2013-07-23 |
| 8330709 | Illuminating device and display unit | Takahiro Ishinabe, Tohru Kawakami, Kentaro Okuyama, Harumi Sato | 2012-12-11 |
| 8259384 | Illumination device and display device | Takahiro Ishinabe, Tohru Kawakami, Kentaro Okuyama, Shinpei Nagatani, Akira Ebisui +1 more | 2012-09-04 |
| 8199278 | Surface light source device | Yoshito Suzuki, Tohru Kawakami, Takahiro Ishinabe, Baku Katagiri, Yoshihiro Hashimoto +3 more | 2012-06-12 |
| 8054404 | Surface light source device | Yoshito Suzuki, Tohru Kawakami, Takahiro Ishinabe, Baku Katagiri, Yoshihiro Hashimoto +3 more | 2011-11-08 |
| 7742230 | Projection display-use screen and projection display system optical system | Baku Katagiri, Toru Kawakami, Takahiro Ishinabe | 2010-06-22 |
| 7389677 | Measuring method and device for liquid crystal viscosity coefficient | Tetsuya Miyashita, Takahiro Ishinabe | 2008-06-24 |
| 7215397 | Liquid crystal display device comprising a TN alignment region continuously connectable with a bend alignment region, each region having a different pretilt direction and the method of fabricating the same | Iichiro Inoue | 2007-05-08 |
| 6927825 | Liquid crystal display using liquid crystal with bend alignment and driving method thereof | Norio Koma | 2005-08-09 |
| 6856365 | Transmissive light-diffusing layer | Hiroyuki Takemoto | 2005-02-15 |
| 6805925 | Transmittable light-scattering sheets | Hiroyuki Takemoto | 2004-10-19 |
| 6778485 | Optical storage device having liquid crystal layers varying light in phase between 0 and &pgr; | Hiroyasu Yoshikawa, Shin Hasegawa | 2004-08-17 |
| 6584058 | Optical storage device and liquid crystal device having separate liquid crystal layers with opposing electrodes | Hiroyasu Yoshikawa, Shin Hasegawa | 2003-06-24 |
| 6476891 | Reflective liquid crystal display apparatus | Minoru Shibazaki | 2002-11-05 |
| 6329043 | Ink-jet ink recording paper | Noriaki Kobayashi, Ikuo Kameoka | 2001-12-11 |
| 6219122 | Reflective liquid crystal display device having bright light display and high contrast | Mitsuo Ohizumi, Mitsuru Kano, Toshiaki Hoshino | 2001-04-17 |