Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9598595 | Retardation film, polarizing plate and liquid crystal display device | Minori Tamagawa | 2017-03-21 |
| 9272448 | Cellulose resin film, process for producing cellulose resin film, antireflection film, polarizing plate, and liquid crystal display | Takashi Murakami | 2016-03-01 |
| 9243131 | Retardation film, polarizing plate and liquid crystal display device | Minori Tamagawa | 2016-01-26 |
| 8445081 | Polarizing plate protective film, polarizing plate and liquid crystal display device | Takashi Murakami, Minori Tamagawa | 2013-05-21 |
| 7880840 | Method for producing vertical alignment liquid crystal display | Toshiaki Shibue, Makoto Honda, Nobuo Kubo, Hiroki Umeda, Sota Kawakami +1 more | 2011-02-01 |
| 7791696 | Optical film and liquid crystal display using the same | Toshiaki Shibue, Makoto Honda, Nobuo Kubo, Hiroki Umeda, Sota Kawakami +1 more | 2010-09-07 |
| 7740919 | Cellulose ester film, its manufacturing method, optical retardation film, optical compensation sheet, elliptic polarizing plate, and image display | Koji Tasaka, Hiroki Umeda, Takatoshi Yajima | 2010-06-22 |
| 7709067 | Cellulose ester film, polarizing plate and liquid crystal display | Takahiro Takagi, Isamu Michihata, Koichi Saito, Koji Tasaka, Hiroki Umeda +2 more | 2010-05-04 |
| 7666482 | Retardation film, polarizing plate and vertical alignment mode liquid crystal display | Hiroki Umeda | 2010-02-23 |
| 7599028 | Polarizing plate and liquid crystal display employing the same | Koji Tasaka, Hiroki Umeda, Takatoshi Yajima | 2009-10-06 |
| 7550182 | Polarizing plate and display device | Shinji Inagaki, Hiroki Umeda | 2009-06-23 |
| 7495720 | Polarizing plate and liquid crystal display device | Hiroki Umeda | 2009-02-24 |
| 7479312 | Retardation film, polarizing plate, and liquid crystal display device | Minori Tamagawa, Isamu Michihata | 2009-01-20 |
| 7466377 | Retardation film, manufacturing method thereof, polarizing plate and liquid crystal display apparatus | Hiroki Umeda, Shinji Inagaki | 2008-12-16 |
| 7435458 | Optical film and liquid crystal display using the same | Toshiaki Shibue, Makoto Honda, Nobuo Kubo, Hiroki Umeda, Sota Kawakami +1 more | 2008-10-14 |
| 7359017 | Optical compensation film, polarizing plate, displaying apparatus, method for producing optical compensation film and method for producing polarizing plate | Hiroki Umeda, Katsusuke Nagashima, Minori Tamagawa | 2008-04-15 |
| 7345725 | Optical compensation film, polarizing plate and liquid crystal display | Hiroki Umeda, Takatoshi Yajima, Koji Tasaka | 2008-03-18 |
| 7306832 | Cellulose ester film, its manufacturing method, optical retardation film, optical compensation sheet, elliptic polarizing plate, and image display | Koji Tasaka, Hiroki Umeda, Takatoshi Yajima | 2007-12-11 |
| 7218367 | Optical compensation sheet and liquid crystal display | Hiroki Umeda, Nobuo Kubo, Sota Kawakami, Nobuyuki Takiyama, Koji Tasaka | 2007-05-15 |
| 7208205 | Optical film and liquid crystal display using the same | Toshiaki Shibue, Makoto Honda, Nobuo Kubo, Hiroki Umeda, Sota Kawakami +1 more | 2007-04-24 |
| 7199848 | Optical compensation sheet and liquid crystal display | Nobuo Kubo, Hiroki Umeda, Nobuyuki Takiyama, Takatoshi Yajima, Koji Tasaka | 2007-04-03 |
| 7184112 | Polarizing plate having cellulose ester films on opposite sides thereof and liquid crystal display employing the same | Koji Tasaka, Hiroki Umeda, Takatoshi Yajima | 2007-02-27 |
| 7158200 | Optical compensation sheet and liquid crystal display | Nobuo Kubo, Hiroki Umeda, Nobuyuki Takiyama, Takatoshi Yajima, Koji Tasaka | 2007-01-02 |
| 7153552 | Polarizing plate and display | Nobuo Kubo | 2006-12-26 |
| 7105213 | Optical compensation film, viewing angle compensation integral type polarizing plate and liquid crystal display apparatus | Koji Tasaka, Takatoshi Yajima, Hiroki Umeda | 2006-09-12 |