Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6329891 | High frequency relay | Tokatoshi Hayashi, Atsushi Nakahata, Takuji Yamashita, Hidetoshi Takeyama, Tetsuya Yamada +2 more | 2001-12-11 |
| 4388757 | Method for manufacturing electric switching block of electromagnetic relay | Hidetoshi Takeyama, Siro Sakamoto, Tokio Tanishi, Hiroaki Aihoshi, Takao Morimoto | 1983-06-21 |