Ludwig Zerle
7Patents
6h-index
7Co-inventors
56Inventor score
Filing activity: Mar 26, 1980 → Oct 20, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4758716A | Apparatus for evaluating indicia on a moving carrier | Physics | 23 | Expired |
| US4673803A | Method of detecting and evaluating identification codes on continuously moving webs | Physics | 17 | Expired |
| US4325897A | Method and apparatus for controlling size of extruded tube | Performing Operations; Transporting | 15 | Expired |
| US4329838A | Method and apparatus for detwisting cloth | Textiles; Paper | 14 | Expired |
| US4760945A | Web-position controller | Performing Operations; Transporting | 9 | Expired |
| US4330909A | Apparatus for flattening and guiding an elongated web | Textiles; Paper | 8 | Expired |
| US7242747B2 | Method for determining a gsm substance and/or a chemical composition of a conveyed material sample, and a device for this purpose | Physics | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.