Dieter Hofmann
27Patents
10h-index
33Co-inventors
75Inventor score
Filing activity: May 27, 1976 → Jun 11, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5330853A | Multilayer Ti-Al-N coating for tools | Emerging Cross-Sectional Technologies | 74 | Expired |
| US4481442A | Low-pressure mercury vapor discharge lamp, particularly U-shaped fluorescent lamp, and method of its manufacture | Electricity | 31 | Expired |
| US4694215A | Compact, single-ended fluorescent lamp with fill vapor pressure control | Electricity | 30 | Expired |
| US4362936A | Apparatus for monitoring and/or controlling plasma processes | Electricity | 30 | Expired |
| US4791017A | Hard, gold-colored under layer for a gold or gold-containing surface layer and an article therewith | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5196105A | System for coating substrates with magnetron cathodes | Electricity | 21 | Expired |
| US5382171A | Electric socket especially for motor vehicles | Electricity | 19 | Expired |
| US5022978A | Apparatus for coating three dimensional substrates by means of cathode sputtering | Chemistry; Metallurgy | 17 | Expired |
| US4047712A | Conveyor-distributor apparatus for flat items | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6177550A | Process for extraction of a growth factor complex | Human Necessities | 16 | Expired |
| US5446341A | High-pressure electric discharge lamp with tight lead-through pin electrode connection and method of its manufacture | Electricity | 10 | Expired |
| US4469983A | Electric lamp with an envelope seal designed as pinch seal, and a device and method for its manufacture | Electricity | 9 | Expired |
| US7458209B2 | Shielding component, a heat shield in particular | Performing Operations; Transporting | 7 | Expired |
| US4506187A | Lamp filament structure, and method of its manufacture | Electricity | 7 | Expired |
| US4911784A | Method and apparatus for etching substrates with a magnetic-field supported low-pressure discharge | Electricity | 6 | Expired |
| US5206243A | Control of fungal infections in aquaculture | Human Necessities | 5 | Expired |
| US7726216B2 | Structural component, in particular a lubricating component | Emerging Cross-Sectional Technologies | 3 | Active |
| US9365340B2 | Device for receiving an electronic device, in particular for use in an explosion-prone area | Physics | 0 | Active |
| US10066493B2 | Rotor of a turbomachine | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8591415B2 | Child-friendly analyte measurement instrument | Human Necessities | 0 | Active |
| US9661115B2 | Device arrangement | Physics | 0 | Active |
| US9541960B2 | Device arrangement | Physics | 0 | Active |
| US8376734B2 | Roller hearth furnace for healing and/or temperature equalisation of steel or steel alloy continuous cast products and arrangement thereof before a hot strip final rolling mill | Performing Operations; Transporting | 0 | Active |
| US7640733B2 | Structural component, especially a shielding component | Performing Operations; Transporting | 0 | Active |
| US7739929B2 | Structural component, a shielding component in particular | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.