Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6179628 | Electric connection box | Shin Hasegawa, Mitsuo Tanaka | 2001-01-30 |
| 5980306 | Electrical connection box | Mitsuo Tanaka, Shin Hasegawa, Yoshiaki Sawaki, Kazuo Miyajima, Wataru Suehiro | 1999-11-09 |
| 5766045 | Conductor connection terminal unit | Yoshiaki Sawaki | 1998-06-16 |