Michael A. Harrison
23Patents
13h-index
11Co-inventors
78Inventor score
Filing activity: Feb 27, 1978 → Jan 17, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6384742B1 | Pedestrian crosswalk signal apparatus—pedestrian crosswalk | Physics | 67 | Expired |
| US5611557A | Bicycle suspension system | Performing Operations; Transporting | 64 | Expired |
| US5320374A | Suspension fork | Mechanical Engineering; Lighting; Heating | 60 | Expired |
| US5924714A | Bicycle suspension system | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US5494302A | Suspension assembly for a vehicle | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6597293B1 | Intersection traffic control apparatus | Physics | 35 | Expired |
| US5702092A | Suspension assembly for a vehicle | Emerging Cross-Sectional Technologies | 33 | Expired |
| USD254819S | Attache case | General | 24 | Expired |
| US6110102A | Vision of love | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6683540B1 | Railroad crossing signal apparatus | Physics | 17 | Expired |
| US6145862A | Bicycle suspension system | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| USD291305S | Housing for handset telephone and stand unit | General | 15 | Expired |
| US5644865A | Fish hook remover | Human Necessities | 14 | Expired |
| USD285790S | Combined handset and base telephone set | General | 12 | Expired |
| US6155541A | Suspension assembly for a vehicle | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4890507A | Bicycle pedal binding | Emerging Cross-Sectional Technologies | 8 | Expired |
| US10068473B1 | Method and apparatus for providing a proximity alert to the operator of a vehicle | Electricity | 7 | Active |
| US4909652A | Storage device | Performing Operations; Transporting | 7 | Expired |
| US6135477A | Bicycle suspension system | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7245706B2 | Voice response system | Electricity | 3 | Expired |
| US6007056A | Suspension assembly for a vehicle | Emerging Cross-Sectional Technologies | 2 | Expired |
| US8454188B1 | In-roadway warning light apparatus with moisture protection | Fixed Constructions | 0 | Active |
| USRE45096E1 | Voice response system | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.