Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7163753 | Arc-resistant terminal, arc-resistant terminal couple and connector or the like for automobile | Hiroki Hirai, Yoshitugu Tsuji, Masahiro Shibata, Atsushi Kimura, Toshiaki Sakai +3 more | 2007-01-16 |
| 7108943 | Structure of connecting battery terminals to bus bars | Shuji Yamakawa, Eriko Yuasa, Hiroki Hirai | 2006-09-19 |
| 6860746 | Arc discharge suppressive terminal pair | Hiroki Hirai, Yoshitsugu Tsuji, Satoshi Takano, Masahiro Shibata, Atsushi Kimura +3 more | 2005-03-01 |
| 6750561 | Protecting device | Hiroki Hirai, Yoshiyuki Miyazaki, Eriko Yuasa, Shuji Yamakawa | 2004-06-15 |
| 6670555 | Terminal | Hiroki Hirai, Yoshitsugu Tsuji | 2003-12-30 |
| 6537092 | Arc discharge suppressive connector | Hiroki Hirai, Yoshitsugu Tsuji, Hiroto Ueno, Shigeki Sakai, Kenji Inoue +2 more | 2003-03-25 |