Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7615260 | Active-matrix liquid crystal display | Makoto Yoneya, Yasushi Tomioka, Hisao Yokokura, Katsumi Kondo, Yoshiharu Nagae | 2009-11-10 |
| 6756089 | Active-matrix liquid crystal display | Makoto Yoneya, Yasushi Tomioka, Hisao Yokokura, Katsumi Kondo, Yoshiharu Nagae | 2004-06-29 |
| 6242060 | Active-matrix liquid crystal display | Makoto Yoneya, Yasushi Tomioka, Hisao Yokokura, Katsumi Kondo, Yoshiharu Nagae | 2001-06-05 |
| 5928733 | Active-matrix liquid crystal display | Makoto Yoneya, Yasushi Tomioka, Hisao Yokokura, Katsumi Kondo, Yoshiharu Nagae | 1999-07-27 |
| 5561659 | Optical information recording medium | Setsuo Kobayashi, Mariko Nakamura, Hiroshi Sasaki, Yutaka Ito | 1996-10-01 |
| 5460914 | Toner, method for manufacturing same, and imaging apparatus using same | Hiroshi Sasaki, Kenji Murao | 1995-10-24 |
| RE34885 | Liquid crystal polyimide alignment free of scattering domains | Hisao Yokokura, Tadao Nakata, Susumu Era, Yasuo Hanawa, Teruo Kitamura +5 more | 1995-03-28 |
| 5281512 | Optical information recording medium | Setsuo Kobayashi, Mariko Nakamura, Hiroshi Sasaki, Yutaka Ito | 1994-01-25 |
| 5020883 | Ferroelectric liquid crystal device | Susumu Era, Hisao Yokokura, Yasuo Hanawa, Katsumi Kondo, Tadao Nakada +2 more | 1991-06-04 |
| 4781439 | Liquid crystal polyimide alignment free of scattering domains | Hisao Yokokura, Tadao Nakata, Susumu Era, Yasuo Hanawa, Teruo Kitamura +5 more | 1988-11-01 |
| 4759614 | Ferroelectric liquid crystal element with particular alignment film and a method for manufacturing the same | Hisao Yokokura, Katsumi Kondo, Yasuo Hanawa, Susumu Era, Tadao Nakata +4 more | 1988-07-26 |
| 4653866 | Liquid crystal compound and liquid crystal composition including the same | Susumu Era, Hisao Yokokura, Tadao Nakata, Teruo Kitamura, Akio Mukoh | 1987-03-31 |
| 4634228 | Ferroelectric liquid crystal cell with rubbed polyimide alignment layer | Susumu Era, Hisao Yokokura, Tadao Nakata, Akio Mukoh | 1987-01-06 |
| 4586791 | Optical modulation element with surface parallel and unidirectional alignment of LC | Masato Isogai, Fumio Nakano | 1986-05-06 |
| 4472028 | Organosilicone homeotropic alignment layer with OH group | Michio Ooue, Hiroaki Hachino, Mitsuru Ura, Ryoichi Sudo | 1984-09-18 |
| 4469409 | Homogeneous alignment layer for liquid crystal display device | Fumio Nakano, Seikichi Tanno | 1984-09-04 |