John P. Barrett, Sr.
5Patents
0Active
5Granted
28Portfolio score
Filing activity: Dec 17, 1980 → Dec 8, 1988
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4700884A | Dispensing system | Emerging Cross-Sectional Technologies | 93 | Expired |
| US4409694A | Electronic control device for liquids | Emerging Cross-Sectional Technologies | 91 | Expired |
| US4384715A | Knee exerciser | Human Necessities | 26 | Expired |
| US4635844A | Electronic control device for liquids | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4908886A | Dispensing system | Emerging Cross-Sectional Technologies | 7 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.