Gary Allen Kohn
17Patents
6h-index
19Co-inventors
63Inventor score
Filing activity: May 8, 1978 → Jun 20, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4776600A | Dielectric pipe flange gasket | Emerging Cross-Sectional Technologies | 45 | Expired |
| US4406467A | High pressure electrical isolation flange gasket | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6402159B1 | Dielectric gasket | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US4201363A | Tubing retrievable surface controlled subsurface safety valve | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4417600A | Safety valve | Emerging Cross-Sectional Technologies | 17 | Expired |
| US9869157B2 | Reverse circulation cementing system for cementing a liner | Fixed Constructions | 10 | Active |
| US11352853B2 | Wellbore fluid communication tool | Fixed Constructions | 5 | Active |
| US4330141A | Adjustable pipe union | Fixed Constructions | 5 | Expired |
| US4535968A | Valve | Emerging Cross-Sectional Technologies | 5 | Expired |
| US10794157B2 | Downhole remote trigger activation device for VLH big bore and mono bore configured running tools with programming logic | Fixed Constructions | 3 | Active |
| US11248451B2 | Bias fabric reinforced ELH element material for improved anchoring | Fixed Constructions | 3 | Active |
| US4214606A | Subsurface safety valve | Emerging Cross-Sectional Technologies | 2 | Expired |
| US10513891B2 | Running tool lock mechanism | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US4286657A | Actuator | Fixed Constructions | 2 | Expired |
| US10989022B2 | Big bore running tool quick lock adaptor | Fixed Constructions | 1 | Active |
| US10837265B2 | Collapsible cone for an expandable liner hanger system | Fixed Constructions | 0 | Active |
| US11142985B2 | Sealing apparatus for high pressure high temperature (HPHT) applications | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.