Soken Inc
Soken IncActive Patents
0
Total Holdings
17
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| JPS60121784A | Laminated type piezoelectric body | Expired / Lapsed | 1983-12-05 | — | 0 | Details |
| JPS6046478A | Distance measuring device | Expired / Lapsed | 1983-08-24 | — | 0 | Details |
| US4642776A | Automobile route information display | Expired / Lapsed | 1984-07-03 | 1987-02-10 | 5 | Details |
| US4556599A | Heat reflection film | Expired / Lapsed | 1984-10-23 | 1985-12-03 | 8 | Details |
| US4450682A | Carbon particulates cleaning device for diesel engine | Expired / Lapsed | 1983-08-22 | 1984-05-29 | 12 | Details |
| US4451888A | Speed control method and apparatus for automotive vehicles | Expired / Lapsed | 1981-02-06 | 1984-05-29 | 6 | Details |
| US4335574A | Carbon particles removing device | Expired / Lapsed | 1981-01-09 | 1982-06-22 | 3 | Details |
| US4302973A | Altitude difference measuring apparatus | Expired / Lapsed | 1980-01-04 | 1981-12-01 | 5 | Details |
| US4215575A | Apparatus for measuring temperature of ultrasonic wave prop… | Expired / Lapsed | 1978-11-02 | 1980-08-05 | 9 | Details |
| US4210908A | Two-dimensional display apparatus for an automobile | Expired / Lapsed | 1978-02-21 | 1980-07-01 | 7 | Details |
| US4201087A | Apparatus for measuring temperature | Expired / Lapsed | 1978-07-13 | 1980-05-06 | 9 | Details |
| US4176629A | Electric control method for fuel injection and ignition tim… | Expired / Lapsed | 1977-12-01 | 1979-12-04 | 4 | Details |
| US4084563A | Additional air control device for an internal combustion en… | Expired / Lapsed | 1976-11-09 | 1978-04-18 | 8 | Details |
| US4053749A | Distance meter for vehicle capable of displaying travelling… | Expired / Lapsed | 1976-03-31 | 1977-10-11 | 6 | Details |
| US3943345A | Digital acceleration detecting system | Expired / Lapsed | 1974-07-16 | 1976-03-09 | 8 | Details |
| US3927648A | Electronic ignition timing control circuit for internal com… | Expired / Lapsed | 1974-06-04 | 1975-12-23 | 9 | Details |
| US3877003A | Warning system for belt slippage | Expired / Lapsed | 1973-08-29 | 1975-04-08 | 6 | Details |