Power Science Inc.
5Patents
2Active
5Granted
33Portfolio score
Filing activity: Mar 28, 1977 → Feb 27, 2006 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7521890B2 | System and method for selective transfer of radio frequency power | Electricity | 288 | Active |
| US4151464A | Integrating voltage to frequency converter and memory decoder | Physics | 3 | Expired |
| US7949372B2 | Data communications enabled by wire free power transfer | Electricity | 3 | Active |
| US4591872A | X-Y distinguishable multi-trace coding for multiparameter recording of a single stylus recorder | Physics | 1 | Expired |
| US4620149A | Method and system for recording and displaying input data signals | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.