ARP Instruments, Inc.
9Patents
0Active
9Granted
26Portfolio score
Filing activity: Feb 1, 1974 → Feb 27, 1979
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4257305A | Pressure sensitive controller for electronic musical instruments | Emerging Cross-Sectional Technologies | 55 | Expired |
| US4044642A | Touch sensitive polyphonic musical instrument | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4217803A | Piano-action keyboard | Emerging Cross-Sectional Technologies | 24 | Expired |
| US3965789A | Electronic musical instrument effects control | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4144790A | Choral generator | Emerging Cross-Sectional Technologies | 11 | Expired |
| US3930429A | Digital music synthesizer | Physics | 11 | Expired |
| US4273017A | Piano action keyboard with roller and elastic diaphragm transducer | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4136595A | Single bus keyboard | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4011466A | Dynamic filter | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.