Manfred Hofmann
62Patents
18h-index
76Co-inventors
87Inventor score
Filing activity: May 28, 1980 → Jan 28, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4769310A | Laser marking of ceramic materials, glazes, glass ceramics and glasses | Emerging Cross-Sectional Technologies | 119 | Expired |
| US8342607B2 | Seat cushion with bubble elements | Performing Operations; Transporting | 80 | Active |
| US4941068A | Portable ion generator | Electricity | 75 | Expired |
| US5075195A | Laser marking of plastics objects of any desired shape with special effects | Emerging Cross-Sectional Technologies | 66 | Expired |
| US5030551A | Laser marking of ceramic materials, glazes, glass ceramics and glasses | Emerging Cross-Sectional Technologies | 62 | Expired |
| US5573889A | Process for adjusting the sensitivity to radiation of photopolymerizable compositions | Physics | 48 | Expired |
| US4681306A | Two chamber engine mount with hydraulic damping | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US4711206A | Two-chamber engine mount with hydraulic damping | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US4638668A | Measurement coupling for fluidic systems | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4757982A | Engine mount with hydraulic damping | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US5177056A | Plastics composition containing superconductors | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5783358A | Stabilization of liquid radiation-curable compositions against undesired premature polymerization | Physics | 23 | Expired |
| US4418897A | Two-chamber motor mount with hydraulic damping | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6042989A | Radiation sensitive compositions of terpolymers containing organosilicon side chains | Physics | 21 | Expired |
| US5177227A | Photochromic naphthacenequinones, process for their preparation and the use thereof | Chemistry; Metallurgy | 20 | Expired |
| US4667942A | Pretensionable and hydraulically damped mounting element | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4657227A | Two-chamber engine mount with hydraulic damping | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US5645973A | Process for adjusting the sensitivity to radiation of photopolymerizable compositions | Physics | 18 | Expired |
| US5886119A | Terpolymers containing organosilicon side chains | Physics | 18 | Expired |
| US5997140A | Actively controllable multifocal lens | Physics | 17 | Expired |
| US4772132A | Sensor for fluidic systems | Physics | 17 | Expired |
| US5840449A | Structured pigment coating and its preparation and use | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5284315A | Elastic engine mount | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5086243A | Rotation detector for a commutator motor excited by pole units | Electricity | 13 | Expired |
| US4676489A | Two chamber engine mount with hydraulic damping | Mechanical Engineering; Lighting; Heating | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.