Heinz Heller
9Patents
5h-index
10Co-inventors
60Inventor score
Filing activity: Aug 24, 1977 → Apr 10, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4150940A | Cigarette lighter | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US6305667A | Lifting device for lifting heavy loads, in particular derailed rail vehicles | Performing Operations; Transporting | 10 | Expired |
| US6942468B2 | Portable hydraulic pump unit | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6578821B2 | Rescue device with an adjustable arm length | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5983726A | Process for the production of an assembly of a membrane pressure sensor and a membrane pressure sensor | Physics | 6 | Expired |
| US4876894A | Pressure guage connection | Physics | 4 | Expired |
| US4149843A | Cigarette lighter having a piezoelectric ignition mechanism | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6209397A | Pressure sensor membrane having stepped annular peripheral surfaces and pressure sensor employing same | Physics | 1 | Expired |
| US5682821A | Displacement device for the horizontal displacement of heavy loads | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.