Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3254284A | Ultrasonic vibration generators | Giannini Controls Corp | Expired / Lapsed | 1963-05-10 | 1966-05-31 | 1983-05-10 | 0.0 yrs | 1 | |
| US3073969A | Transistor switching circuit with stabilized leakage current path | Giannini Controls Corp | Expired / Lapsed | 1960-03-25 | 1963-01-15 | 1980-03-25 | 0.0 yrs | 1 |