Philipp Schaefer
2Patents
0Active
2Granted
22Portfolio score
Filing activity: Dec 22, 1987 → Aug 14, 1989
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4874449A | Process for dressing a substantially flat substrate such as split leather or a textile material | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4923732A | Leather, in particular split leather provided with a dressing as a process and apparatus for producing dressed leather | Emerging Cross-Sectional Technologies | 7 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.