Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6774329 | Switch device | Keiichi Shimizu, Yasuhide Tanaka | 2004-08-10 |
| 6720508 | Door switches | Hiroyuki Moriyama, Shingo Akiyama, Takashi Niwa, Sueaki Honda, Minoru Yoshii +3 more | 2004-04-13 |