Hartmut Keller
7Patents
5h-index
13Co-inventors
60Inventor score
Filing activity: Feb 11, 1977 → May 16, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4114464A | Artificial hand and drive apparatus for such hand | Human Necessities | 62 | Expired |
| US4341816A | Method for attaching disc- or plate-shaped targets to cooling plates for sputtering systems | Emerging Cross-Sectional Technologies | 60 | Expired |
| US4277539A | Refractory articles and composite metal-ceramic articles (cermets) prepared from a silicate-containing aluminum titanate | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US4476151A | Method and device for attaching disc-or plate-shaped target bodies to cooling plates for sputtering systems | Performing Operations; Transporting | 17 | Expired |
| US4521356A | Decorative flatware handles and process for their preparation | Emerging Cross-Sectional Technologies | 17 | Expired |
| US9766757B2 | Sensor element device for a capacitive touch switch of an operating device, operating device, and hob | Electricity | 4 | Active |
| US4531908A | Ceramic burner head | Mechanical Engineering; Lighting; Heating | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.