Paul Heilmann
7Patents
4h-index
10Co-inventors
50Inventor score
Filing activity: Nov 5, 1985 → Jun 6, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5630322A | Process and apparatus for heat treatment of workpieces by quenching with gases | Chemistry; Metallurgy | 80 | Expired |
| US4867808A | Heat treating a metallic workpiece by quenching under cooling gas under above atmospheric pressure and specified circulation rate | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5362031A | Method and apparatus for the automatic monitoring of operating safety and for controlling the progress of the process in a vacuum heat-treatment oven | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4682011A | Furnace for the partial heat treatment of work tools | Chemistry; Metallurgy | 5 | Expired |
| US4717787A | Thermoelement for measurement of temperature in vacuum furnaces | Physics | 4 | Expired |
| US5225142A | Method and apparatus for the automatic monitoring of operating safety and for controlling the progress of the process in a vacuum heat-treatment oven | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US4869470A | Vacuum furnace for heat treatment of metallic workpieces | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.