Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8952600 | Circularly polarizing plate and three-dimensional image display apparatus | Rieko Ren, Kouji Tashiro | 2015-02-10 |
| 8580358 | Cellulose ester film, polarizing plate for in-plane-switching mode display and in-plane-switching mode display using the cellulose ester film | Takashi Takebe, Kunio Shimizu, Shigeki Oka | 2013-11-12 |
| 7924379 | Liquid crystal display | — | 2011-04-12 |
| 7854864 | Method for manufacturing an optical film having a convexoconcave structure | Akira Sato, Masaru Iwagaki, Hirokazu Sato, Shigeto Ohmori, Kazuhiro Miyazawa +4 more | 2010-12-21 |
| 7740919 | Cellulose ester film, its manufacturing method, optical retardation film, optical compensation sheet, elliptic polarizing plate, and image display | Hiroki Umeda, Noriyasu Kuzuhara, Takatoshi Yajima | 2010-06-22 |
| 7709067 | Cellulose ester film, polarizing plate and liquid crystal display | Takahiro Takagi, Isamu Michihata, Noriyasu Kuzuhara, Koichi Saito, Hiroki Umeda +2 more | 2010-05-04 |
| 7599028 | Polarizing plate and liquid crystal display employing the same | Noriyasu Kuzuhara, Hiroki Umeda, Takatoshi Yajima | 2009-10-06 |
| 7345725 | Optical compensation film, polarizing plate and liquid crystal display | Hiroki Umeda, Takatoshi Yajima, Noriyasu Kuzuhara | 2008-03-18 |
| 7306832 | Cellulose ester film, its manufacturing method, optical retardation film, optical compensation sheet, elliptic polarizing plate, and image display | Hiroki Umeda, Noriyasu Kuzuhara, Takatoshi Yajima | 2007-12-11 |
| 7218367 | Optical compensation sheet and liquid crystal display | Hiroki Umeda, Noriyasu Kuzuhara, Nobuo Kubo, Sota Kawakami, Nobuyuki Takiyama | 2007-05-15 |
| 7199848 | Optical compensation sheet and liquid crystal display | Noriyasu Kuzuhara, Nobuo Kubo, Hiroki Umeda, Nobuyuki Takiyama, Takatoshi Yajima | 2007-04-03 |
| 7184112 | Polarizing plate having cellulose ester films on opposite sides thereof and liquid crystal display employing the same | Noriyasu Kuzuhara, Hiroki Umeda, Takatoshi Yajima | 2007-02-27 |
| 7158200 | Optical compensation sheet and liquid crystal display | Noriyasu Kuzuhara, Nobuo Kubo, Hiroki Umeda, Nobuyuki Takiyama, Takatoshi Yajima | 2007-01-02 |
| 7105213 | Optical compensation film, viewing angle compensation integral type polarizing plate and liquid crystal display apparatus | Takatoshi Yajima, Noriyasu Kuzuhara, Hiroki Umeda | 2006-09-12 |
| 7038744 | Polarizing plate having a stretched film on a side thereof and liquid crystal display employing the same | Noriyasu Kuzuhara, Hiroki Umeda, Takatoshi Yajima | 2006-05-02 |
| 6881457 | Optical compensation film, viewing angle compensation integral type polarizing plate and liquid crystal display apparatus | Takatoshi Yajima, Noriyasu Kuzuhara, Hiroki Umeda | 2005-04-19 |
| 6814914 | Cellulose ester film, its manufacturing method, optical retardation film, optical compensation sheet, elliptic polarizing plate, and image display | Hiroki Umeda, Noriyasu Kuzuhara, Takatoshi Yajima | 2004-11-09 |