Udo Fischer
30Patents
18h-index
32Co-inventors
81Inventor score
Filing activity: Sep 21, 1976 → Sep 3, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5154245A | Diamond rock tools for percussive and rotary crushing rock drilling | Fixed Constructions | 415 | Expired |
| US4743515A | Cemented carbide body used preferably for rock drilling and mineral cutting | Emerging Cross-Sectional Technologies | 171 | Expired |
| US5718948A | Cemented carbide body for rock drilling mineral cutting and highway engineering | Emerging Cross-Sectional Technologies | 143 | Expired |
| US5217081A | Tools for cutting rock drilling | Chemistry; Metallurgy | 141 | Expired |
| US5624068A | Diamond tools for rock drilling, metal cutting and wear part applications | Emerging Cross-Sectional Technologies | 122 | Expired |
| US5335738A | Tools for percussive and rotary crushing rock drilling provided with a diamond layer | Fixed Constructions | 113 | Expired |
| US5496638A | Diamond tools for rock drilling, metal cutting and wear part applications | Emerging Cross-Sectional Technologies | 107 | Expired |
| US5856626A | Cemented carbide body with increased wear resistance | Fixed Constructions | 104 | Expired |
| US5333520A | Method of making a cemented carbide body for tools and wear parts | Emerging Cross-Sectional Technologies | 81 | Expired |
| US4820482A | Cemented carbide body with a binder phase gradient and method of making the same | Performing Operations; Transporting | 60 | Expired |
| US5870233A | Process for manufacture of fresnel lenses | Emerging Cross-Sectional Technologies | 54 | Expired |
| US5881828A | Rock drill bit and cutting inserts | Fixed Constructions | 41 | Expired |
| US5453241A | Cemented carbide body with extra tough behavior | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4119459A | Composite body consisting of cemented carbide and cast alloy | Emerging Cross-Sectional Technologies | 34 | Expired |
| US5505902A | Method of making metal composite materials | Emerging Cross-Sectional Technologies | 30 | Expired |
| USD371374S | Asymmetrical button insert for rock drilling | General | 30 | Expired |
| US5656209A | Process for manufacture of Fresnel lenses | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4764255A | Cemented carbide tool | Fixed Constructions | 20 | Expired |
| US4090773A | Infrared-reflecting glazing | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5902942A | Roll for hot rolling with increased resistance to thermal cracking and wear | Performing Operations; Transporting | 16 | Expired |
| US5279901A | Cemented carbide body with extra tough behavior | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5286549A | Cemented carbide body used preferably for abrasive rock drilling and mineral cutting | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5413869A | Cemented carbide body with increased wear resistance | Fixed Constructions | 12 | Expired |
| US6119798A | Rock drill bit and cutting inserts | Fixed Constructions | 9 | Expired |
| US4576875A | Weldable wear part with high wear resistance | Emerging Cross-Sectional Technologies | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.