Telex
2Patents
0Active
2Granted
24Portfolio score
Filing activity: Dec 2, 1977 → Mar 31, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4142215A | Tape drive tester | Physics | 9 | Expired |
| US7142680B2 | Multiple waveguide coaxial ceiling loudspeaker | Electricity | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.