Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7150640 | Lever type connector | Masayuki Fukui, Keisuke Nagao | 2006-12-19 |
| 6752659 | Waterproof connector | Mitsuharu Nakamura | 2004-06-22 |
| 6558179 | Waterproof connector | Mitsuharu Nakamura | 2003-05-06 |
| 5267419 | Panel fastener construction | Hideyuki Yokoya, Noriaki Okamoto, Akihiko Takeda | 1993-12-07 |
| 5127202 | External wall of building constructed by panel units | Akihiko Takeda, Noriaki Okamoto, Hideyuki Yokoya | 1992-07-07 |
| 4809384 | Horizontally moving automatic outer surface cleaning | Yoshihiro Nishiyama, Tadao Takasaki | 1989-03-07 |