Helmut Buchner
13Patents
9h-index
7Co-inventors
65Inventor score
Filing activity: Feb 14, 1974 → Dec 17, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4214699A | Parking heater and method using hydrides in motor vehicles powered by hydrogen | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6210822A | Current generating system for a vehicle having an internal combustion engine | Electricity | 22 | Expired |
| US4330084A | Method for operating a heating power plant and heating power plant for carrying out the method | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4290267A | Method for recouping combustion heat | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4310601A | Metal hydride storage device and method for its manufacture | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4385726A | Method of preheating motor vehicles with internal combustion engines | Emerging Cross-Sectional Technologies | 14 | Expired |
| US3940912A | Method for preparation of deuterium by isotope separation | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4224980A | Thermally stressed heat-conducting structural part or corresponding structure part cross section | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6346340B1 | Current generating system for a vehicle having an internal combustion engine | Electricity | 9 | Expired |
| US4179896A | Method of cooling the interior of motor vehicles (powered at least partly by hydrogen) | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4741156A | Process for igniting a regenerative soot filter in the exhaust gas connection of diesel engines | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4177445A | Contactless switching element for electric current | Electricity | 1 | Expired |
| US6741682B1 | Method, computer system and program for processing bets and games of chance | Human Necessities | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.