Werner Ullmann
2Patents
0Active
2Granted
24Portfolio score
Filing activity: Dec 16, 1983 → May 28, 1985
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4557075A | Apparatus for shaping an electrode of a prescribe spatial configuration by means of an abrading die | Performing Operations; Transporting | 7 | Expired |
| US4739676A | Drive for a machine for the manufacture of an electrode-workpiece by means of a form grinding tool of a similar spatial shape | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.