Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7773174 | Wide viewing angle compensation polarizing plate, liquid crystal panel and liquid crystal display | Hiroyuki Okada, Tatsuya Oosuka, Yuuichi Nishikouji | 2010-08-10 |
| 7714976 | Optical resin sheet and liquid crystal cell substrate including the same, liquid crystal display device, substrate for an image display device, and image display device | Yoshimasa Sakata, Yuuzou Akada, Tadaaki Harada | 2010-05-11 |
| 7081941 | Liquid-crystal display device and colored resin substrate | Seiji Umemoto | 2006-07-25 |
| 6982432 | Touch type liquid-crystal display device and input detecting method | Seiji Umemoto, Tomonori Noguchi, Tadayuki Kameyama, Hideo Sugawara, Hidehiko Andou | 2006-01-03 |
| 6942906 | Resin sheets containing dispersed particles, processes for producing the same, and liquid crystal displays | Yoshimasa Sakata, Toshiyuki Umehara, Kazutaka Hara, Yoshihiro Kitamura, Katsuhiro Nakano | 2005-09-13 |
| 6936313 | Resin sheets containing dispersed particles, processes for producing the same, and liquid crystal displays | Yoshimasa Sakata, Toshiyuki Umehara, Kazutaka Hara, Yoshihiro Kitamura, Katsuhiro Nakano | 2005-08-30 |
| 6891589 | Optical film, elliptically polarizing plate and image display | Masahiro Hata, Hiroyuki Okada | 2005-05-10 |
| 6818263 | Resin sheets containing dispersed particles and liquid crystal displays | Toshiyuki Umehara, Nobuyoshi Yagi, Yoshimasa Sakata, Yoshihiro Kitamura, Katsuhiro Nakano | 2004-11-16 |
| 6710840 | Cell substrate and liquid crystal display device in which a resin plate has a conductive layer via a transparent layer with a lower refractive index than the resin plate | Seiji Umemoto, Yoshimasa Sakata, Nobuyoshi Yagi | 2004-03-23 |
| 6331882 | Optical member, cell substrate and liquid-crystal display | Masayuki Satake | 2001-12-18 |
| 6208397 | Optical member cell substrate and liquid-crystal display | Masayuki Satake, Toshiyuki Umehara, Hiroshi Sugawa | 2001-03-27 |