Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8289246 | Electric current driving type display device and pixel circuit | Seiji Ohhashi, Takahiro Senda | 2012-10-16 |
| 6127993 | Method and apparatus for driving display device | Atsushi Sakamoto, Yoshiyuki Kokuhata, Hiroshi Kishishita, Hisashi Uede | 2000-10-03 |
| 5818411 | Liquid crystal display device | Atsushi Sakamoto, Hiromasa Asada | 1998-10-06 |
| 5786799 | Driving method for a liquid crystal display | Kiyohisa Matsui, Norio Yasunishi, Hiromasa Asada, Koki Taniguchi | 1998-07-28 |
| 5668945 | Data security apparatus and method | Toshinori Asai | 1997-09-16 |
| 5325107 | Method and apparatus for driving a display device | Ikuo Ogawa, Akio Inohara, Hiroshi Kishishita, Hisashi Uede | 1994-06-28 |
| 5311169 | Method and apparatus for driving capacitive display device | Shuji Inada, Ikuo Ogawa, Hiroshi Kishishita, Hisashi Uede | 1994-05-10 |
| 5309150 | Method and apparatus for driving display apparatus | Atsushi Sakamoto, Yoshiyuki Kokuhata, Hiroshi Kishishita, Hisashi Uede | 1994-05-03 |
| 5262766 | Display unit having brightness control function | Atsushi Sakamoto, Shigeyuki Harada, Kyoichi Yamamoto, Hiroshi Kishishita | 1993-11-16 |
| 5233340 | Method of driving a display device | Hisashi Yamaguchi, Atsushi Sakamoto, Kazuo Shoji, Kioichi Yamamoto, Hisashi Uede | 1993-08-03 |
| 5206631 | Method and apparatus for driving a capacitive flat matrix display panel | Kyoichi Yamamoto, Shigeyuki Harada, Atsushi Sakamoto, Hiroshi Kishishita | 1993-04-27 |
| 5032829 | Thin film el display device | Kazuo Shoji, Akio Inohara, Hiroshi Kishishita, Hisashi Ueda | 1991-07-16 |
| 5006838 | Thin film EL display panel drive circuit | Yosihide Fujioka, Yoshiharu Kanatani, Hisashi Uede | 1991-04-09 |
| 4999618 | Driving method of thin film EL display unit and driving circuit thereof | Shuji Inada, Hiroshi Kishishita, Hisashi Uede | 1991-03-12 |
| 4983885 | Thin film EL display panel drive circuit | Yoshihide Fujioka, Shigeyuki Harada, Yoshiharu Kanatani, Hisashi Uede | 1991-01-08 |
| 4962374 | Thin film el display panel drive circuit | Yosihide Fujioka, Yoshiharu Kanatani, Hisashi Uede | 1990-10-09 |
| 4951041 | Driving method for thin film el display device and driving circuit thereof | Shuji Inada, Hiroshi Kishishita, Hisashi Uede | 1990-08-21 |
| 4949019 | Method of driving thin film EL panel for aging | Kinichi Isaka, Hiroyuki Shimoyama, Hiroshi Kishishita, Hisashi Uede | 1990-08-14 |
| 4935671 | Thin-film EL display panel drive | Shigeyuki Harada, Kinichi Isaka, Masashi Kawaguchi, Hiroshi Kishishita, Yoshiharu Kanatani +1 more | 1990-06-19 |
| 4914353 | Thin-film EL display panel drive circuit | Shigeyuki Harada, Yoshiharu Kanatani, Hisashi Uede | 1990-04-03 |
| 4893060 | Drive circuit for a thin-film electroluminescent display panel | Yoshiharu Kanatani, Hisashi Uede | 1990-01-09 |
| 4888523 | Driving circuit of thin membrane EL display apparatus | Kazuo Shoji, Yosihide Fujioka, Shigeyuki Harada | 1989-12-19 |
| 4866348 | Drive system for a thin-film el panel | Shigeyuki Harada, Yoshiharu Kanatani, Hisashi Uede | 1989-09-12 |
| 4864182 | Driving circuit for thin film EL display device | Yoshihide Fujioka, Kazuo Shoji, Shigeyuki Harada | 1989-09-05 |
| 4823121 | Electroluminescent panel driving system for driving the panel's electrodes only when non-blank data is present to conserve power | Atsushi Sakamoto, Shigeyuki Harada | 1989-04-18 |