Hans E. Leumann
8Patents
6h-index
10Co-inventors
56Inventor score
Filing activity: Jun 9, 1977 → Jul 20, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4601221A | Clamping device for rectangular workpiece | Performing Operations; Transporting | 28 | Expired |
| US5140534A | Centerless runout and profile inspection system and method | Physics | 16 | Expired |
| US4182609A | Protective refractory member | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US4145259A | Closure members | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4532709A | High precision electronic digital measurement system wound on constant-torque-controlled drum | Physics | 8 | Expired |
| US4337034A | Protective refractory member locking device | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4699750A | Apparatus for storage, retrieval and deployment of drag gages used in fuel assembly inspection | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4586266A | High precision gaging block | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.