Baker CAC, Inc.
30Patents
0Active
30Granted
34Portfolio score
Filing activity: Apr 26, 1976 → Feb 25, 1987
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4429581A | Multiphase flow measurement system | Physics | 58 | Expired |
| US4630636A | Actuator with nonelastomeric seal | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4654537A | Flowline power generator | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4523516A | Actuator having Belleville washer configuration operating in concert with a piston cylinder member | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US4445424A | Actuator having Belleville washer configuration operating in concert with a piston cylinder member | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4809510A | Flowline power generator | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4372333A | Valve actuating apparatus and method | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4645179A | Gate valve seal system | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4325535A | Actuator mechanism for a rotary valve or the like | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US4349043A | Method and apparatus for prevention of over-pressurization of a pressure responsive device | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4601457A | Fluid pressure actuator valve | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4470340A | Locking mechanism for fluid operated actuator | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4479506A | Conduit blowout preventer | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4263839A | Heat sensitive locking device | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4325402A | Bimodal, non-venting pneumatic relay | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4248138A | Fail safe locking mechanism for fluid operated valve actuator | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US4202368A | Safety valve or blowout preventer for use in a fluid transmission conduit | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4442756A | Heat sensitive locking device | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4349175A | Valve actuator having a continuously charged accumulator | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4442757A | Fluid pressure actuator having bias element immersed in non-corrosive environment | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4422503A | Control line blow out preventer | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4462301A | Bourdon tube actuator | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4436105A | Valve actuator having an adjustable collet lock | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4182369A | Spool valve and pilot interface assembly | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4160463A | Flow line monitor pilot valve assembly | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.