Harald Hofmann
32Patents
10h-index
57Co-inventors
78Inventor score
Filing activity: Dec 14, 1977 → Dec 10, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7160012B2 | Lamp | Mechanical Engineering; Lighting; Heating | 80 | Expired |
| US5245084A | Mixture suited for crosslinking polymers and process for crosslinking polymers with extension of scorch time | Chemistry; Metallurgy | 25 | Expired |
| US4669617A | Pen holder device | Human Necessities | 23 | Expired |
| US4129531A | Crosslinking of polymers with azo-esters | Chemistry; Metallurgy | 20 | Expired |
| US5292791A | Mixture suited for crosslinking polymers, and process for crosslinking polymers with extension of the scorch time | Chemistry; Metallurgy | 20 | Expired |
| US5385065A | Multispeed manual transmission for motor vehicles | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4548325A | Technical pen holder | Performing Operations; Transporting | 15 | Expired |
| US8235547B2 | LED lamp with diffuser | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US6025720A | Gradient amplifier and magnetic resonance tomography apparatus employing same | Physics | 14 | Expired |
| US6065363A | Electromechanical shift device for a change-speed gearbox of a motor vehicle | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6155269A | Method for regulating the output humidity of tobacco | Human Necessities | 6 | Expired |
| US5957565A | Recessed reflector-type light | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7892654B2 | Method for steel strip coating and a steel strip provided with said coating | Emerging Cross-Sectional Technologies | 4 | Active |
| US7588651B2 | Method for producing a steel product | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7857496B2 | Lamp | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US8394213B2 | Process for coating a hot- or cold- rolled steel strip containing 6−30% by weight of MN with a metallic protective layer | Chemistry; Metallurgy | 4 | Active |
| US5199316A | Fully-synchronized multiple speed manual transmission for motor vehicles | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6502581B2 | Method and device for regulating the output humidity of tobacco | Human Necessities | 3 | Expired |
| US8162522B2 | Lamp | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10730105B2 | Method for producing a flat steel product with an amorphous, partially amorphous or fine-crystalline microstructure and flat steel product with such characteristics | Chemistry; Metallurgy | 0 | Active |
| US12074550B2 | Control device, inverter, assembly having an inverter and an electrical machine, method for operating an inverter, and computer program | Electricity | 0 | Active |
| US9748888B2 | Method for operating power semiconductors | Emerging Cross-Sectional Technologies | 0 | Active |
| US10513762B2 | Cold-rolled flat steel product for deep drawing applications and method for production thereof | Chemistry; Metallurgy | 0 | Active |
| US11984830B2 | Inverter with switch control and a method of controlling an inverter | Electricity | 0 | Active |
| US11821503B2 | Harmonic drive and method for producing harmonic drive | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.