Georg Wahl
34Patents
10h-index
58Co-inventors
78Inventor score
Filing activity: Jul 19, 1977 → Sep 14, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4900581A | Method for producing metal films | Chemistry; Metallurgy | 68 | Expired |
| US4505418A | Method of direct bonding copper foils to oxide-ceramic substrates | Chemistry; Metallurgy | 39 | Expired |
| US4591401A | Process for the direct bonding of metal to ceramics | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4483810A | Method for directly joining metal pieces to oxide-ceramic substrates | Electricity | 28 | Expired |
| US4585696A | Superconducting fiber | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4726255A | Power transmission system for driving a variable speed processing machine | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4581289A | Superconducting fiber bundle | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4657776A | CVD process for the production of a superconducting fiber bundle | Emerging Cross-Sectional Technologies | 15 | Expired |
| US8875596B2 | Steering wheel with at least one shift paddle | Emerging Cross-Sectional Technologies | 14 | Active |
| US4909984A | High temperature protective coating | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5102476A | Process for nitrocarburizing components made from steel | Chemistry; Metallurgy | 10 | Expired |
| US4938323A | Hydrodynamic brake | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4964843A | Power transmission unit for variable-speed drive of machinery | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4828664A | Process for the production of a niobium oxycarbonitride superconducting fiber bundle | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4849288A | Composite superconducting fiber | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5108324A | Drive system for a boat propeller | Performing Operations; Transporting | 7 | Expired |
| US7148437B2 | Coverings for a steering wheel | Performing Operations; Transporting | 7 | Expired |
| US5769906A | Process for recovering the salt constituents from hardening-shop salt baths | Chemistry; Metallurgy | 7 | Expired |
| US4755313A | Insulating device | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4699800A | Process for the production of superconducting fiber bundles | Electricity | 6 | Expired |
| US6782982B2 | Hydrodynamic converter | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US5845755A | Method of speed control of a friction clutch in a drive train and a drive engine and drive unit for execution of the method | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US4662175A | Fluid supply circuit for a hydrodynamic coupling | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US5735971A | Method for the Pre-treatment of steel parts prior to salt bath nitriding | Chemistry; Metallurgy | 3 | Expired |
| US7198142B2 | Machine unit comprising a drive and a machine | Mechanical Engineering; Lighting; Heating | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.