Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10339889 | Liquid crystal drive device and liquid crystal drive method | Tomohiro Shibuya | 2019-07-02 |
| 6933915 | Semiconductor device for driving liquid crystal and liquid crystal display apparatus | Kiyoshi Hidaka | 2005-08-23 |
| 6028598 | Liquid crystal driving power supply circuit | Shoichi Iwamoto | 2000-02-22 |
| 5880630 | Gain stage and offset voltage elimination method | Shoichi Iwamoto | 1999-03-09 |
| 5835076 | Pen input liquid crystal display capable of displaying high-contrast images in the absence of a pen input | Junichi Machida, Nobuyuki Kawano | 1998-11-10 |
| 5723986 | Level shifting circuit | Takeshi Nakashiro, Isao Abe, Junichi Machida | 1998-03-03 |
| 5124763 | Insulated-gate type integrated circuit | Tsutomu Takahasi, Satoshi Suzuki, Isao Abe, Akihiro Sueda | 1992-06-23 |