Harry Pedersen
21Patents
9h-index
7Co-inventors
68Inventor score
Filing activity: Feb 24, 1974 → Nov 24, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4558759A | Hydrostatic steering device steering wheel travel limits | Performing Operations; Transporting | 31 | Expired |
| US5175962A | Method of and apparatus for machining spur and helical gears | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5168661A | Method of grinding the surfaces of cutting blades and grinding wheel therefor | Performing Operations; Transporting | 19 | Expired |
| US4144678A | Method for resharpening cutting blades for gear cutting machinery | Performing Operations; Transporting | 13 | Expired |
| US4890511A | Friction reduction in a differential assembly | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4862868A | Rotary dressing roller and method and apparatus for dressing cup-shaped grinding wheels | Performing Operations; Transporting | 11 | Expired |
| US4791950A | Pressure limiting valve | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5215158A | Hydraulic steering system for vehicles | Performing Operations; Transporting | 10 | Expired |
| US5480343A | Method of sharpening profile-sharpened cutting blades | Performing Operations; Transporting | 10 | Expired |
| US5197231A | Rotary cutter having expanded cutting ring | Performing Operations; Transporting | 9 | Expired |
| US4805487A | Side gear mounting for differential assembly | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4940106A | Articulated vehicle with hydraulic steering | Performing Operations; Transporting | 9 | Expired |
| US5241794A | Grinding wheel for cutting blades | Performing Operations; Transporting | 9 | Expired |
| US5377454A | Method of truing and angling cutter blades by sharpening | Physics | 9 | Expired |
| US4170091A | Apparatus for resharpening cutting blades for gear cutting machine | Performing Operations; Transporting | 7 | Expired |
| US4844427A | Quenching apparatus | Chemistry; Metallurgy | 7 | Expired |
| US7597545B2 | Amplifier assembly | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4774807A | Control apparatus for hydrostatic motor vehicle steering apparatus | Performing Operations; Transporting | 2 | Expired |
| US5251716A | Two-loop steering system for motor vehicles | Performing Operations; Transporting | 2 | Expired |
| US5305558A | Method of sharpening profile-sharpened cutting blades | Emerging Cross-Sectional Technologies | 2 | Expired |
| US3934694A | Coin-controlled fluid dispenser | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.