Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5098655 | Electrical contact alloy | — | 1992-03-24 |
| 4933520 | Electrical contact for use in electromagnetic relay | Kazuo Ozawa | 1990-06-12 |
| 4907123 | Electromechanical transducer type relay | Tsutomu Taniguchi, Ryuichi Sato | 1990-03-06 |
| 4857757 | Drive circuit for a two layer laminated electrostriction element | Ryuichi Sato, Tsutomu Taniguchi | 1989-08-15 |
| 4658155 | Drive circuit for a piezoelectric actuator | Ryuichi Sato, Tsutomu Taniguchi | 1987-04-14 |
| 4654553 | Relay with actuator which actuates bistable switching mechanism | Ryuichi Sato, Tsutomu Taniguchi | 1987-03-31 |
| 4654555 | Multi pole piezoelectrically operating relay | Ryuichi Sato, Tsutomu Taniguchi | 1987-03-31 |
| 4568849 | Driving circuit for piezoelectric bi-morph | Ryuichi Sato, Tsutomu Taniguchi | 1986-02-04 |
| 4520289 | Drive circuit for a piezo-electric element | Ryuichi Sato, Tsutomu Taniguchi | 1985-05-28 |