Ralph Petersen
17Patents
8h-index
32Co-inventors
72Inventor score
Filing activity: May 25, 1989 → Jan 22, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5056385A | Compound toggle link | Performing Operations; Transporting | 71 | Expired |
| US5302476A | High performance positive electrode for a lead-acid battery | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5096611A | Process for the production of battery paste | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6682163B2 | Method and device for detecting and correcting chromatic aberrations in multicolor printing | Electricity | 19 | Expired |
| US5290359A | Apparatus for production of a battery paste | Emerging Cross-Sectional Technologies | 15 | Expired |
| US7517370B2 | Battery paste material and method | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6493012B2 | Method and apparatus for setting register on a multicolor printing machine by time independent allocation of positions of image productions to printing substrates | Physics | 11 | Expired |
| US5149606A | Method of treating a battery electrode with persulfate | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5626986A | Carbon coating for an electrode | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5203797A | Rapid jaw adjustment for tools and the like | Performing Operations; Transporting | 5 | Expired |
| US7812735B2 | Method for automatically identifying a type of transparent conveyor belt | Physics | 4 | Active |
| US6934041B2 | Method and apparatus for minimizing the influence of register differences | Physics | 3 | Expired |
| US6532873B2 | Method and apparatus for setting registration in a printing machine | Physics | 2 | Expired |
| US7032519B2 | Sensor mechanism for a printing machine | Performing Operations; Transporting | 2 | Expired |
| US8625159B2 | Method for detecting errors in individual color separation images of a multi-color printing machine | Physics | 2 | Active |
| US8245638B2 | Method for aligning color separations of a printing image on a printing material | Physics | 2 | Active |
| US8238808B2 | Method of ensuring a correct lateral registration setting and printing machine suitable therefor | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.