Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6186085 | Method for reducing frictional resistance of hull, frictional resistance reducing ship using such method, and method for analyzing ejected air-bubbles from ship | Hiroharu Kato, Yoshiaki Takahashi, Yuki Yoshida, Osamu Watanabe | 2001-02-13 |
| 5900853 | Signal line driving circuit | Kan Shimizu, Yoshimasa Adachi | 1999-05-04 |
| 5729246 | Liquid crystal display device and drive circuit therefor | — | 1998-03-17 |
| 5132614 | Semiconductor device and method and apparatus for testing the same | Aiichiro Sakumoto, Ken Yamamoto | 1992-07-21 |