Gerhard Furter
6Patents
5h-index
8Co-inventors
56Inventor score
Filing activity: Jul 29, 1983 → Feb 25, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6252712A | Optical system with polarization compensator | Emerging Cross-Sectional Technologies | 123 | Expired |
| US6496306B1 | Catadioptric optical system and exposure apparatus having the same | Physics | 38 | Expired |
| US4786160A | Multi-focal spectacle lens having at least one progressive surface | Physics | 35 | Expired |
| US4561736A | Eyeglass lenses for persons suffering from severe ametropia | Physics | 30 | Expired |
| US6717722B2 | Catadioptric optical system and exposure apparatus having the same | Physics | 6 | Expired |
| US6985286B2 | Catadioptric optical system and exposure apparatus having the same | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.