Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9087655 | Contact device | Hideki Enomoto, Yoshihisa Fukuda, Yoji Ikeda, Ryosuke Ozaki | 2015-07-21 |
| 9059523 | Contact apparatus | Hideki Enomoto, Yoshihisa Fukuda, Yoji Ikeda, Ryosuke Ozaki | 2015-06-16 |
| 8222980 | Sealed contact device | Katsutoshi Yamagata, Tsukasa Nishimura, Katumi Yositani, Masahiro Ito | 2012-07-17 |