Herbert Voelker
11Patents
9h-index
8Co-inventors
61Inventor score
Filing activity: Sep 3, 1980 → Aug 11, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5157007A | Catalyst for purification of exhaust gases of diesel engines and method of use | Emerging Cross-Sectional Technologies | 112 | Expired |
| US4515758A | Process and catalyst for the reduction of the ignition temperature of diesel soot filtered out of the exhaust gas of diesel engines | Emerging Cross-Sectional Technologies | 81 | Expired |
| US4744967A | Process for the purification of exhaust gases containing oxides of nitrogen and sulfur | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US5013705A | Platinum-free three-way catalyst | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5001103A | Rhodium-free three-way catalyst | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4363753A | Mechanically stable screen cloth construction made of metal | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5043311A | Monolithic or honeycomb-type catalyst | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4362605A | Sensor for measuring the oxygen content in the exhaust gas of combustion engines and method thereof | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5514354A | Method for using a catalyst to purify exhaust gases from a diesel engine | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4987112A | Catalyst to eliminate noxious substances contained in the exhaust gases of predominantly alcohol fueled internal combustion engines, a process for its preparation, and uses | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4316823A | Method of manufacturing a monolithic metallic matrix coated with a catalysis promoting metal oxide | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.