Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4909311 | Engine cooler | Ryuji Nakamura, Hideki Nakayoshi, Masato Itakura, Nobuyoshi Kozawa, Shunzo Tsuchikawa | 1990-03-20 |
| 4767296 | Trochoidal toothed oil pump with thin discharge channel communicating with discharge chamber | Takashi Nakagawa, Junichiro Sakurai, Koji Morita | 1988-08-30 |
| 4458840 | Temperature responsive valve | Nobuyuki Hashimoto | 1984-07-10 |
| 4386732 | Thermally responsive valve assembly | — | 1983-06-07 |
| 4382545 | Bimetal-actuated temperature responsive valve assembly | — | 1983-05-10 |
| 4382546 | Temperature responsive valve device | — | 1983-05-10 |
| 4325047 | Temperature responsive switch | Masami Inada, Nobuyuki Hashimoto | 1982-04-13 |
| 4322032 | Thermally responsive valve device | Nobuyuki Hashimoto | 1982-03-30 |
| 4319693 | Filter cap | Nobuyuki Hashimoto | 1982-03-16 |
| 4303195 | Thermally responsive valve device | Nobuyuki Hashimoto | 1981-12-01 |
| 4247041 | Thermally responsive valve device | Kazuhiko Kitamura | 1981-01-27 |
| 4241873 | Temperature responsive valve device | — | 1980-12-30 |
| 4239152 | Temperature responsive valve assembly | Kazuhiko Kitamura | 1980-12-16 |
| 4239154 | Thermally responsive valve | Masami Inada, Nobuyuki Hashimoto | 1980-12-16 |