Michael Hirth
16Patents
10h-index
17Co-inventors
61Inventor score
Filing activity: Jun 12, 1985 → Nov 12, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4837484A | High-power radiator | Electricity | 59 | Expired |
| US4726812A | Method for electrostatically charging up solid or liquid particles suspended in a gas stream by means of ions | Performing Operations; Transporting | 47 | Expired |
| US4734105A | Process and device for the removal of solid or liquid particles in suspension from a gas stream by means of an electric field | Performing Operations; Transporting | 38 | Expired |
| US4690803A | Ozone generator | Chemistry; Metallurgy | 37 | Expired |
| US4650648A | Ozone generator with a ceramic-based dielectric | Chemistry; Metallurgy | 36 | Expired |
| US4693870A | Tubular ozonizer with cooled inner electrode | Chemistry; Metallurgy | 20 | Expired |
| US5173638A | High-power radiator | Electricity | 15 | Expired |
| US4654199A | High-power ozonizer | Chemistry; Metallurgy | 13 | Expired |
| US4986968A | Ozone generator | Chemistry; Metallurgy | 12 | Expired |
| US5298227A | Process for separating vaporous heavy metal compounds from a carrier gas and apparatus for carrying out the process | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4765803A | Method and device for agglomerating electrically nonuniformly charged-up solid or liquid particles suspended in gas streams | Performing Operations; Transporting | 9 | Expired |
| US4813978A | Process for separating particles and apparatus for carrying out the process | Performing Operations; Transporting | 7 | Expired |
| US5173919A | Manipulation of the exit gas flow in a melting furnace | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4986347A | Scraper | Performing Operations; Transporting | 4 | Expired |
| US5380500A | Process for separating vaporous heavy metal compounds from a carrier gas and apparatus for carrying out the process | Emerging Cross-Sectional Technologies | 1 | Expired |
| US4880685A | Process for separating and/or reacting particles | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.