Herbert Volker
12Patents
11h-index
11Co-inventors
65Inventor score
Filing activity: Sep 17, 1976 → Sep 23, 1988
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4294726A | Catalyst for the purification of exhaust gases of internal combustion engines | Emerging Cross-Sectional Technologies | 67 | Expired |
| US4118199A | Monolithic carrier catalyst and arrangements of such a catalyst for the purification of exhaust gases from an internal combustion engine | Mechanical Engineering; Lighting; Heating | 58 | Expired |
| US4900517A | Apparatus for the purification of exhaust gas from diesel motors | Emerging Cross-Sectional Technologies | 42 | Expired |
| US4188309A | Shaped catalyst and process for its production | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4828807A | Method for the purification of exhaust gas from diesel motors | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4477417A | Catalyst for reducing the ignition temperature of diesel soot | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US4134733A | Apparatus for treatment of exhaust gases | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4353208A | Exhaust gas purification apparatus for an internal combustion engine of motor vehicles | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4588707A | Catalyst for the reduction of the ignition temperature of diesel soot filtered out of the exhaust gas of diesel engines | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4450244A | Catalyst for the combustion of harmful substances contained in exhaust gases of internal combustion engines operated with alcohol and process for the production of the catalyst | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4455393A | Catalyst for reducing the ignition temperature of diesel soot and process for making the catalyst | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4374047A | Process for application of a catalytically active coating containing platinum, palladium or rhodium or their mixtures to a carrier and product made by said process | Performing Operations; Transporting | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.