Lothar Brenner
8Patents
4h-index
13Co-inventors
50Inventor score
Filing activity: Feb 22, 1991 → Sep 30, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5356275A | Device for supplying a multi-stage dry-running vacuum pump with inert gas | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6758660B2 | Screw vacuum pump with a coolant circuit | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5364245A | Dry-running twin-shaft vacuum pump | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5131825A | Multi-stage vacuum pump with reaction chamber between stages | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5399817A | Muffler | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6964559B2 | Two shaft vacuum pump with cantilevered rotors | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US5660535A | Method of operating a claw-type vacuum pump and a claw-type vacuum pump suitable for carrying out the method | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6863511B2 | Two-shaft vacuum pump | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.