Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7057693 | Display device | Noboru Kunimatsu, Hidehiro Sonoda | 2006-06-06 |
| 7030941 | Liquid crystal display device | Kazuhiko Yanagawa | 2006-04-18 |
| 7012668 | Method of measuring AC residual image in a liquid crystal display device | Kazuhiko Yanagawa | 2006-03-14 |
| 6882104 | Electroluminescent device with resin protective film | Hiroaki Miwa, Katsuhiko Ishii, Yuji Mori | 2005-04-19 |
| 6833898 | Liquid crystal display apparatus | Sukekazu Aratani, Yoshiyuki Umeda, Yasushi Tomioka, Hisao Yokokura, Katsumi Kondo | 2004-12-21 |
| 6483564 | Liquid crystal display apparatus | Sukekazu Aratani, Yoshiyuki Umeda, Yasushi Tomioka, Hisao Yokokura, Katsumi Kondo | 2002-11-19 |
| 6337728 | Liquid crystal display device with spacer material covered by an orientation film | Keiko Inoue, Shigeru Matsuyama, Hiroaki Asuma | 2002-01-08 |
| 6310676 | Liquid crystal display apparatus | Sukekazu Aratani, Yoshiyuki Umeda, Yasushi Tomioka, Hisao Yokokura, Katsumi Kondo | 2001-10-30 |
| 6130737 | Lateral electric field switching mode liquid crystal display apparatus without black stains | Sukekazu Aratani, Yoshiyuki Umeda, Yasushi Tomioka, Hisao Yokokura, Katsumi Kondo | 2000-10-10 |
| 5561659 | Optical information recording medium | Kishiro Iwasaki, Mariko Nakamura, Hiroshi Sasaki, Yutaka Ito | 1996-10-01 |
| 5484685 | Naphthalocyanine derivatives, production thereof, optical recording medium using the same, and production thereof | Seiji Tai, Nobuyuki Hayashi, Koichi Kamijima, Mitsuo Katayose, Takayuki Akimoto +4 more | 1996-01-16 |
| 5281512 | Optical information recording medium | Kishiro Iwasaki, Mariko Nakamura, Hiroshi Sasaki, Yutaka Ito | 1994-01-25 |
| 5219706 | Naphthalocyanine derivative and production process thereof, as well as optical information recording media using the derivatives and production process thereof | Seiji Tai, Shigeru Hayashida, Nobuyuki Hayashi, Yasushi Iwakabe, Shunichi Numata +4 more | 1993-06-15 |
| 5214188 | 2,3-dicyanonaphthalene derivatives | Seiji Tai, Shigeru Hayashida, Nobuyuki Hayashi, Hideo Hagiwara, Mitsuo Katayose +4 more | 1993-05-25 |
| 5034309 | Naphthalocyanine derivatives and their use in optical recording medium | Seiji Tai, Shigeru Hayashida, Nobuyuki Hayashi, Hideo Hagiwara, Mitsuo Katayose +4 more | 1991-07-23 |
| 4942073 | Optical data storage medium | Susumu Era, Mariko Nakamura, Akio Mukoh | 1990-07-17 |
| 4927735 | Novel naphthalocyanine dye, method for preparing the same, and optical information recording medium employing the same | Susumu Era, Akio Mukoh | 1990-05-22 |