Denki Onkyo Co Ltd
Denki OnkyActive Patents
0
Total Holdings
10
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US4227171A | Liquid level sensing means | Expired / Lapsed | 1978-12-21 | 1980-10-07 | 3 | Details |
| US4125821A | Potentiometer providing a non-linear output | Expired / Lapsed | 1977-08-05 | 1978-11-14 | 13 | Details |
| US3783430A | Contactless switching apparatus | Expired / Lapsed | 1972-05-23 | 1974-01-01 | 18 | Details |
| US3761958A | Pressure switch | Expired / Lapsed | 1973-02-15 | 1973-09-25 | 15 | Details |
| US3750077A | Contactless switching apparatus | Expired / Lapsed | 1972-09-25 | 1973-07-31 | 14 | Details |
| US3745503A | Galvano-magnetro effect apparatus | Expired / Lapsed | 1972-08-16 | 1973-07-10 | 11 | Details |
| US3731007A | Magnetic head having a magneto-resistive bridge circuit | Expired / Lapsed | 1971-04-19 | 1973-05-01 | 31 | Details |
| US3689781A | Voltage transforming devices utilizing piezoelectric elemen… | Expired / Lapsed | 1970-11-20 | 1972-09-05 | 6 | Details |
| US3679918A | Self-exciting type high voltage generating apparatus utiliz… | Expired / Lapsed | 1970-06-19 | 1972-07-25 | 5 | Details |
| US3671874A | Contactless rotary switching apparatus | Expired / Lapsed | 1970-09-17 | 1972-06-20 | 12 | Details |