Issued Patents All Time
Showing 26–50 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5333038 | Image forming apparatus for controlling a size or a color tone of a toner image | Yoshimi Mizoguchi, Hiroshi Ishii, Kiyoshi Kimura, Masakazu Fukuchi | 1994-07-26 |
| 5319706 | Synchronizing circuit | Katsuya Mizukata, Takafumi Kawaguchi, Hiroshi Take | 1994-06-07 |
| 5270697 | Display apparatus | — | 1993-12-14 |
| 5257105 | Display driving method and apparatus with noise signal processing | Masaru Tanaka, Masanobu Okano, Katsuya Mizukata | 1993-10-26 |
| 5253093 | Row electrode driving circuit for a display apparatus | Shiro Takeda, Takafumi Kawaguchi | 1993-10-12 |
| 5223824 | Display apparatus with variable scan line selection | Hiroshi Take | 1993-06-29 |
| 5166670 | Column electrode driving circuit for a display apparatus | Shiro Takeda, Takafumi Kawaguchi | 1992-11-24 |
| 5118442 | Optically active compound | Masaki Saito, Noriko Wada, Shiroh Inui, Hiroshi Taniguchi, Kazuaki Isomura +4 more | 1992-06-02 |
| 5103218 | Source electrode driving circuit for matrix type liquid crystal display apparatus | — | 1992-04-07 |
| 5089792 | Phase locked loop with phase difference signal adjustment circuit | Katsuya Mizukata, Hiroshi Take, Takafumi Kawaguchi | 1992-02-18 |
| 5057928 | Drive apparatus for liquid crystal display device utilizing a field discriminating apparatus | Nobuyoshi Nagashima, Toshio Matsumoto, Shuhei Yasuda, Takafumi Kawaguchi | 1991-10-15 |
| 4985770 | Field discriminating circuitry useful in LCD displays | Nobuyoshi Nagashima, Toshio Matsumoto, Shuhei Yasuda, Takafumi Kawaguchi | 1991-01-15 |
| 4917468 | Drive circuit for use in single-sided or opposite-sided type liquid crystal display unit | Nobuaki Matsuhashi, Hiroshi Take | 1990-04-17 |
| 4906984 | Liquid crystal matrix display device with polarity inversion of signal and counter electrode voltages to maintain uniform display contrast | Nobuaki Matsuhashi, Hiroshi Take | 1990-03-06 |
| 4849496 | Ketone containing terpolymer | Yoshihisa Watanabe, Hisao Kinoshita, Akiko Fujishima | 1989-07-18 |
| 4845473 | Method of driving a liquid crystal matrix display panel | Nobuaki Matsuhashi, Kunihiko Yamamoto, Hiroshi Take | 1989-07-04 |
| 4830466 | Drive system for an active matrix liquid crystal display panel having divided row electrodes | Nobuaki Matsuhashi, Hiroshi Take | 1989-05-16 |
| 4825203 | Drive circuit for color liquid crystal display device | Kunihiko Yamamoto, Nobuaki Matsuhashi, Hiroshi Take | 1989-04-25 |
| 4799057 | Circuit for driving a matrix display device with a plurality of isolated driving blocks | Kunihiko Yamamoto, Nobuaki Matsuhashi, Hiroshi Take | 1989-01-17 |
| 4726328 | Induction system for vehicle powered by an air propeller | Tatsuya KAMIYA | 1988-02-23 |
| 4710768 | Liquid crystal display with switching transistor for each pixel | Keisaku Nonomura, Kunihiko Yamamoto | 1987-12-01 |
| 4700008 | 4,8-dimethylbicyclo(3.3.1)nonane derivatives | Hiroshi Iwane, Akira Yoshida, Teruo Mori | 1987-10-13 |
| 4694349 | Liquid crystal matrix display panel driver circuit | Kunihiko Yamamoto, Nobuaki Matsubayashi, Hiroshi Take | 1987-09-15 |
| 4651149 | Liquid crystal display drive with reduced power consumption | Kunihiko Yamamoto, Hiroshi Take | 1987-03-17 |
| 4651148 | Liquid crystal display driving with switching transistors | Kunihiko Yamamoto, Nobuaki Matsuhashi, Naofumi Kimura, Hiroshi Hamada, Hiroshi Take | 1987-03-17 |