Ewald Bergmann
12Patents
5h-index
12Co-inventors
55Inventor score
Filing activity: Mar 8, 1976 → Aug 22, 1984
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4378717A | Circuit arrangement for an adjusting drive for a press ram adjustment | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4318325A | Press drive arrangement | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4481847A | Circuit arrangement for an adjusting drive for a press ram adjustment | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4331049A | Numerically controlled automatic notching press | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4419929A | Press drive | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4386304A | Control drive for a ram adjustment device on a blanking press | Performing Operations; Transporting | 5 | Expired |
| US4046264A | Apparatus for stacking articles in sheet form for electrical machines | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4461068A | Automatic slotting apparatus with tool changing device | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4232575A | Arrangement for punching out circular blanks | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4024747A | Apparatus for conveying punched-out components | Performing Operations; Transporting | 4 | Expired |
| US4204380A | Device for conveying, stacking, and packing aligned laminations of electrical machines | Emerging Cross-Sectional Technologies | 1 | Expired |
| US4607557A | Punch | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.