Issued Patents All Time
Showing 26–50 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5986648 | Method for transferring image data to display drive in a time series format to reduce the number of required input terminals to the driver | Yuji Yamamoto, Takeshi Takarada | 1999-11-16 |
| 5929847 | Voltage generating circuit, and common electrode drive circuit, signal line drive circuit and gray-scale voltage generating circuit for display devices | Toshihiro Yanagi, Tadatsugu Nishitani, Yuji Yamamoto, Takeshi Takarada | 1999-07-27 |
| 5923312 | Driving circuit used in display apparatus and liquid crystal display apparatus using such driving circuit | Yuji Yamamoto, Sunao Etou, Kuniaki Tanaka | 1999-07-13 |
| 5923933 | Electrophotographic apparatus | Masayasu Anzai, Tsuneaki Kawanishi, Yoshitaka Fujinuma, Hiroyoshi Matsumoto, Yasuo Takuma +7 more | 1999-07-13 |
| 5907755 | Developing device | Yasuo Takuma, Yoshitaka Fujinuma, Masayasu Anzai | 1999-05-25 |
| 5884119 | Light exposure controlling method of electrophotographic apparatus for suppressing fringe in picture | Seiji Maruo, Hiroyuki Mabuchi, Kazutoshi Obara, Kenichi Ito | 1999-03-16 |
| 5784041 | Driving circuit for display device | Sunao Eto, Mikio Hashimoto | 1998-07-21 |
| 5745818 | Image formation method and image formation apparatus | Takao Kumasaka, Noboru Tokuyasu, Yuzuru Simazaki, Susumu Tateyama | 1998-04-28 |
| 5734378 | Apparatus and method for transferring image data to display driver in a time series format to reduce the number of required input terminals to the driver | Yuji Yamamoto, Takeshi Takarada | 1998-03-31 |
| 5686933 | Drive circuit for a display apparatus | Shigeyuki Uehira, Katumi Miki, Kuniaki Tanaka, Toshihiro Yanagi | 1997-11-11 |
| 5680148 | Driving circuit for a display apparatus capable of display of an image with gray scales | Tadatsugu Nishitani, Toshihiro Yanagi | 1997-10-21 |
| 5673061 | Driving circuit for display apparatus | Yuji Yamamoto, Mitsuyoshi Seo, Kuniaki Tanaka | 1997-09-30 |
| 5642126 | Driving circuit for driving a display apparatus and a method for the same | Shigeyuki Uehira, Junji Kawanishi | 1997-06-24 |
| 5635950 | Drive circuit for a display apparatus | Shigeyuki Uehira, Katumi Miki, Kuniaki Tanaka, Toshihiro Yanagi | 1997-06-03 |
| 5623278 | Drive circuit for a display apparatus | Shigeyuki Uehira, Katumi Miki, Kuniaki Tanaka, Toshihiro Yanagi | 1997-04-22 |
| 5621426 | Display apparatus and driving circuit for driving the same | Tadatsugu Nishitani, Toshihiro Yanagi | 1997-04-15 |
| 5621439 | Voltage compensation circuit and display apparatus | Yuji Yamamoto, Shigeyuki Uehira | 1997-04-15 |
| 5608421 | Drive circuit for a display apparatus | — | 1997-03-04 |
| 5583531 | Method of driving a display apparatus | Takeshi Takarada, Tadatsugu Nisitani, Toshihiro Yanagi, Hirofumi Fukuoka, Yoshiharu Kanatani +1 more | 1996-12-10 |
| 5561442 | Method and circuit for driving a display device | Toshihiro Yanagi, Yuji Yamamoto | 1996-10-01 |
| 5548375 | Integrated printing system for automated and maintenance free operation | Teruaki Mitsuya, Nobuyoshi Hoshi | 1996-08-20 |
| 5537129 | Common electrode driving circuit for use in a display apparatus | Tadatsugu Nishitani, Yuji Yamamoto, Takeshi Takarada | 1996-07-16 |
| 5521611 | Driving circuit for a display apparatus | Takeshi Takarada, Masaru Tanaka | 1996-05-28 |
| 5473387 | Field decision circuit | Yuji Yamamoto | 1995-12-05 |
| 5440323 | Drive circuit for a display apparatus having signal voltage circuits selectively controlled by selection signal | — | 1995-08-08 |