Irving Schaffer
12Patents
9h-index
13Co-inventors
69Inventor score
Filing activity: Oct 6, 1975 → Mar 18, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4684367A | Ambulatory intravenous delivery system | Emerging Cross-Sectional Technologies | 103 | Expired |
| US6283613A | LED traffic light with individual LED reflectors | Emerging Cross-Sectional Technologies | 76 | Expired |
| USD468472S1 | Lighting unit | General | 33 | Expired |
| US6682204B2 | Lighting unit with mounting mechanism | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US4958913A | Magnifier lens assembly | Physics | 30 | Expired |
| US6457270B1 | Universal emergency sign | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6334697B1 | Taxi hailing device | Emerging Cross-Sectional Technologies | 17 | Expired |
| US3999629A | Foldable step stool | Fixed Constructions | 17 | Expired |
| USD445138S | Universal emergency sign | General | 16 | Expired |
| USD284310S | Lamp for a work station | General | 7 | Expired |
| USD331985S | Adjustable arm for a desk lamp | General | 5 | Expired |
| US8297819B2 | Light pipe structure and luminaire with light pipe structure | Mechanical Engineering; Lighting; Heating | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.