Spectron
3Patents
0Active
3Granted
27Portfolio score
Filing activity: Feb 9, 1976 → Aug 14, 2000
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6498531B1 | Digital class-D audio amplifier | Electricity | 30 | Expired |
| US4112401A | Electrical switching apparatus and control system for use therewith | Electricity | 11 | Expired |
| US4037186A | Connecting and switching system, and switching apparatus suitable for use therein | Electricity | 11 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.