Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5369066 | Refractory material and product thereof containing low-silica electrofused magnesia clinker | Naoki Furuta, Masakazu Ootsubo, Setsunori Hamaguchi, Isao Watanabe, Toshihiro Suruga | 1994-11-29 |
| 5105721 | Brake booster | Akira Shirai, Satoshi Kawasumi | 1992-04-21 |
| 4707989 | Master cylinder | Kaoru Nakamura, Shinji Sakata, Chiaki Ochiai, Kaoru Tsubouchi | 1987-11-24 |
| 4425760 | Brake booster with reaction disc plate and cylindrical member | — | 1984-01-17 |
| 4257312 | Tandem diaphragm brake booster | Atsushi Ohmi | 1981-03-24 |