Anker Gram
16Patents
12h-index
8Co-inventors
71Inventor score
Filing activity: May 31, 1979 → Sep 19, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5411374A | Cryogenic fluid pump system and method of pumping cryogenic fluid | Emerging Cross-Sectional Technologies | 64 | Expired |
| US6898940B2 | High pressure pump system for supplying a cryogenic fluid from a storage tank | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5884488A | High pressure fuel supply system for natural gas vehicles | Emerging Cross-Sectional Technologies | 53 | Expired |
| US7527482B2 | Method and apparatus for compressing a gas to a high pressure | Mechanical Engineering; Lighting; Heating | 46 | Expired |
| US5787940A | Cryogenic fluid system and method of pumping cryogenic fluid | Mechanical Engineering; Lighting; Heating | 43 | Expired |
| US5477690A | Liquid cryogenic storage tank system | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6640556B2 | Method and apparatus for pumping a cryogenic fluid from a storage tank | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US7284575B2 | Combined liquefied gas and compressed gas re-fueling station and method of operating same | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US5868122A | Compressed natural gas cylinder pump and reverse cascade fuel supply system | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6659730B2 | High pressure pump system for supplying a cryogenic fluid from a storage tank | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5551488A | Method of filling a two-compartments storage tank with cryogenic fluid | Emerging Cross-Sectional Technologies | 26 | Expired |
| US7850034B2 | Multi-fuel storage system and method of storing fuel in a multi-fuel storage system | Emerging Cross-Sectional Technologies | 18 | Active |
| US4285709A | Liquefactor | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4319900A | Liquefactor | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6398527B1 | Reciprocating motor with uni-directional fluid flow | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7117783B2 | Reciprocable piston with a fluid scavenging system and method of scavenging a fluid | Mechanical Engineering; Lighting; Heating | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.