Rolf Erhardt
12Patents
4h-index
19Co-inventors
57Inventor score
Filing activity: Dec 21, 1981 → Jul 27, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7284511B2 | Combustion-engined setting tool | Performing Operations; Transporting | 17 | Active |
| US7980440B2 | Combustion-engined setting tool | Performing Operations; Transporting | 15 | Active |
| US7565991B2 | Hand-held drive-in tool | Performing Operations; Transporting | 10 | Active |
| US4435952A | Spinning assembly for a wrapped yarn spinning machine | Textiles; Paper | 5 | Expired |
| US7267257B2 | Combustion-engined setting tool | Performing Operations; Transporting | 4 | Expired |
| US9782882B2 | Device for transmitting energy to a fastener | Performing Operations; Transporting | 4 | Active |
| US9782881B2 | Device for transmitting energy to a fastener | Performing Operations; Transporting | 2 | Active |
| US11071528B2 | Specimen freezing rate regulator device | Emerging Cross-Sectional Technologies | 1 | Active |
| US8827131B2 | Switching adapter for individual settings with hand-held setting tool | Performing Operations; Transporting | 1 | Active |
| US8851352B2 | Setting tool | Performing Operations; Transporting | 0 | Active |
| US7836545B2 | Manually guided suction apparatus | Fixed Constructions | 0 | Active |
| US12070198B2 | Specimen freezing rate regulator device | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.