SAFOCO, INC.
37Patents
30Active
37Granted
65Portfolio score
Filing activity: Oct 13, 1994 → Feb 1, 2024 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6089531A | Valve actuator apparatus | Mechanical Engineering; Lighting; Heating | 51 | Expired |
| US5526883A | Safety valve closure system | Emerging Cross-Sectional Technologies | 48 | Expired |
| US6854704B1 | Valve actuator apparatus | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US7004445B2 | Mechanical override for a valve actuator | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6250605A | Valve actuator apparatus | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US7677526B2 | Mechanical override for a valve actuator | Emerging Cross-Sectional Technologies | 26 | Active |
| US7028986B2 | Valve actuator apparatus | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US9441453B2 | Safety valve control system and method of use | Emerging Cross-Sectional Technologies | 20 | Active |
| US9163619B2 | Valve actuator control system and method of use | Emerging Cross-Sectional Technologies | 18 | Active |
| US9671794B1 | Safety valve control system and method of use | Emerging Cross-Sectional Technologies | 16 | Active |
| US9103465B2 | Dual piston actuator and method of use | Mechanical Engineering; Lighting; Heating | 12 | Active |
| US9890609B2 | Safety valve control system and method of use | Emerging Cross-Sectional Technologies | 11 | Active |
| US9057448B2 | Internal relief valve for a valve actuator | Emerging Cross-Sectional Technologies | 10 | Active |
| US11384876B2 | Fluid conduit connector system | Mechanical Engineering; Lighting; Heating | 10 | Active |
| US11506006B2 | Control valve systems and methods for blowout of sand separation device and high integrity pressure protection | Fixed Constructions | 10 | Active |
| US9518675B2 | Rotary stem position indicator | Emerging Cross-Sectional Technologies | 9 | Active |
| US9429241B2 | Energized packing retainer | Emerging Cross-Sectional Technologies | 8 | Active |
| US8851108B2 | Safety valve and method of use | Emerging Cross-Sectional Technologies | 8 | Active |
| US11519536B2 | Fluid conduit connector system | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US11530601B2 | Fluid conduit connector system | Fixed Constructions | 6 | Active |
| US9395015B2 | Rotatable actuator shaft | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US9353882B2 | Low profile hydraulic actuator | Emerging Cross-Sectional Technologies | 6 | Active |
| US9353775B2 | Cylindrical liner for piston actuator | Emerging Cross-Sectional Technologies | 6 | Active |
| US8763983B2 | Safety valve and method of use | Emerging Cross-Sectional Technologies | 6 | Active |
| US9163750B2 | Safety valve and method of use | Emerging Cross-Sectional Technologies | 6 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.