Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8612221 | Portable terminal and management system | Junichi Yoshizawa, Koji Koseki | 2013-12-17 |
| 6836383 | Diphenylsquarylium compound and filter for display containing the same | Yukinari Haraguchi, Tomomi Nakano | 2004-12-28 |
| 6824938 | Electrophotographic photoreceptor | Hiroe Kizaki, Mamoru Nozomi, Kozo Ishio | 2004-11-30 |
| 6746629 | Squarylium compounds, filters for plasma display panels employing them, and plasma display panel devices | Tetsuo Murayama | 2004-06-08 |
| 6638624 | Squarylium dye and filter for display device | — | 2003-10-28 |
| 5804170 | Deodorant composition | Osamu Negishi | 1998-09-08 |
| 5280373 | Light modulating device including a liquid crystal, a polymer and dichroic dyes having maximum absorption in the different wavelength regions | Noriyuki Okabe | 1994-01-18 |
| 5104572 | Azo compound and liquid crystal composition containing the same | Hisayo Hosokai | 1992-04-14 |
| 5037575 | Squarilium compound and liquid crystal composition containing the same | Konoe Miura, Junko Iwanami | 1991-08-06 |
| 5026505 | Guest-host type liquid crystal composition | Masaharu Kaneko, Tomio Yoneyama, Shuji Imazeki, Akio Mukoh, Mikio Sato | 1991-06-25 |
| 5013474 | Liquid crystal display device | Kunihiko Arai, Tetsuo Urabe, Tetsuya Morita, Konoe Miura, Junko Iwanami | 1991-05-07 |
| 4985171 | Anthraquinone type compound and liquid crystal composition containing such compound | Konoe Miura, Junko Kanaya | 1991-01-15 |
| 4959172 | Liquid crystal composition containing a pleochroic azo type compound | Konoe Miura, Keiko Yoneyama | 1990-09-25 |
| 4921959 | Anthraquinone compounds and polarizing film containing the same | Konoe Miura, Seigo Okumura, Shinji Kubo | 1990-05-01 |
| 4840640 | Polarizing film: polymer film base containing substituted anthraquinone dichroic dye | Konoe Miura, Seigo Okumura, Hidetoshi Urashima | 1989-06-20 |
| 4841057 | Cyclic imido anthraquinone compounds | Konoe Miura, Seigo Okumura, Shinji Kubo | 1989-06-20 |
| 4769307 | Optical recording member | Shuichi Maeda, Yutaka Kurose | 1988-09-06 |
| 4756987 | Optical recording medium | Shuichi Maeda, Yutaka Kurose | 1988-07-12 |
| 4737443 | Optical recording medium | Toshio Niwa, Yukichi Murata, Shuichi Maeda, Yutaka Kurose | 1988-04-12 |
| 4610804 | Anthraquinone dyes and liquid crystal compositions including the same | Shuji Imazeki, Akio Mukoh, Mikio Sato, Masaharu Kaneko, Tomio Yoneyama | 1986-09-09 |
| 4528113 | Anthraquinone dye and liquid crystal composition containing the dye | Shuji Imazeki, Akio Mukoh, Mikio Sato, Masaharu Kaneko, Tomio Yoneyama | 1985-07-09 |
| 4507221 | Anthraquinone dye and liquid crystal composition containing the same | Shuji Imazeki, Akio Mukoo, Mikio Sato, Masaharu Kaneko, Tomio Yoneyama | 1985-03-26 |
| 4493532 | Pleochroic azo dyes, a liquid crystal composition containing the azo dyes and a display device using the liquid crystal composition | Masaharu Kaneko, Tomio Yoneyama, Shuji Imazeki, Akio Mukoh, Mikio Sato | 1985-01-15 |
| 4483593 | Guest-host type liquid crystal composition and liquid crystal display device | Shuji Imazeki, Akio Mukoh, Mikio Sato, Seiichi Imahori, Masaharu Kaneko | 1984-11-20 |
| 4479885 | Phthalonitrile derivatives and a liquid crystal composition containing the same | Akio Mukoh, Teruo Kitamura, Masaharu Kaneko | 1984-10-30 |