Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D362657 | Vehicle power adapter with voltage dropper | Eiichi Ikeda, Masanobu Nakamura | 1995-09-26 |
| 5445534 | Double lock male/female type connector | Hironori Ishizuka, Wataru Maruoka | 1995-08-29 |
| D328890 | Electrical connector | Hironori Ishizuka, Wataru Maruoka | 1992-08-25 |
| 4840258 | Brief case with a portable wireless telephone | Nihiko Yasukawa | 1989-06-20 |
| 4790417 | Brief case with a portable wireless telephone | Nihiko Yasukawa | 1988-12-13 |