Patent Explorer
Browse, filter, and analyze 4 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3974337A | FM television telephone system | Panasonic Holdings Corp | Expired / Lapsed | 1974-05-23 | 1976-08-10 | 1994-05-23 | 0.0 yrs | 10 | |
| US3682160A | Physiological signal transmitter for use inside the body | Panasonic Holdings Corp | Expired / Lapsed | 1969-10-16 | 1972-08-08 | 1989-10-16 | 0.0 yrs | 18 | |
| US3518508A | Transducer | Panasonic Holdings Corp | Expired / Lapsed | 1966-12-01 | 1970-06-30 | 1986-12-01 | 0.0 yrs | 0 | |
| US3400252A | Electrical heating device | Panasonic Holdings Corp | Expired / Lapsed | 1965-10-20 | 1968-09-03 | 1985-10-20 | 0.0 yrs | 0 |