Werner Ullmann
17Patents
9h-index
24Co-inventors
68Inventor score
Filing activity: Apr 12, 1974 → May 28, 1985
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4264826A | Apparatus for generating thermal energy and electrical energy | Emerging Cross-Sectional Technologies | 80 | Expired |
| US4096394A | Apparatus for supplying electrical energy to a load | Electricity | 29 | Expired |
| US4205212A | Electro-erosion machine tools and head assemblies therefor | Performing Operations; Transporting | 28 | Expired |
| US3987270A | Automatic set-up electroerosion machining method and apparatus | Performing Operations; Transporting | 26 | Expired |
| US3975608A | Method and apparatus for regulating the gap distance in electroerosin machining | Performing Operations; Transporting | 19 | Expired |
| US3961270A | Apparatus comprising a plurality of separate parts, and control apparatus for producing synchronizing control signals for said separate parts | Electricity | 14 | Expired |
| US3975607A | Method and apparatus for controlling an electroerosion machining operation | Performing Operations; Transporting | 14 | Expired |
| US3973104A | Apparatus for regulating an electric discharge machining gap | Performing Operations; Transporting | 13 | Expired |
| US4242556A | Guiding and stressing an elongated, stretched, renewable electrode in electro-erosive machining | Performing Operations; Transporting | 9 | Expired |
| US4104502A | Electro-erosion machine tool with compensation for operating forces, and method of operation | Performing Operations; Transporting | 9 | Expired |
| US4045641A | Control system for an electro-erosion machine tool | Performing Operations; Transporting | 9 | Expired |
| US4237370A | Pulse generator for metal machining by electric discharges | Performing Operations; Transporting | 9 | Expired |
| US4072842A | Electro-erosion machine tool and a pulse generator for use in such a machine tool | Performing Operations; Transporting | 8 | Expired |
| US4557075A | Apparatus for shaping an electrode of a prescribe spatial configuration by means of an abrading die | Performing Operations; Transporting | 7 | Expired |
| US4029928A | Electro-erosion machine tools | Performing Operations; Transporting | 4 | Expired |
| US4095079A | Tool holder for a spark erosion machine tool | Mechanical Engineering; Lighting; Heating | 3 | 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. Inventor disambiguation is heuristic; counts are objective bibliographic measures.