Robert A. Barker
18Patents
11h-index
43Co-inventors
72Inventor score
Filing activity: Jul 27, 1981 → Sep 8, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5485932A | Wall mountable modular component mounting system | Electricity | 71 | Expired |
| US4698104A | Controlled isotropic doping of semiconductor materials | Emerging Cross-Sectional Technologies | 51 | Expired |
| USD358461S | Humidifier | General | 32 | Expired |
| US6523810B2 | Modular performance indicator for a humidifier | Emerging Cross-Sectional Technologies | 30 | Expired |
| USD482438S1 | Fan | General | 23 | Expired |
| US4896166A | Replaceable thermal print head assembly | Performing Operations; Transporting | 22 | Expired |
| US5489162A | Fastening | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4392298A | Integrated circuit device connection process | Emerging Cross-Sectional Technologies | 14 | Expired |
| USD446577S | Air purifier | General | 13 | Expired |
| US6461396B1 | Air purifier | Performing Operations; Transporting | 13 | Expired |
| US5285007A | System for reducing the emission of high frequency electromagnetic waves from computer systems | Electricity | 11 | Expired |
| USD577802S1 | Air purifier | General | 9 | Expired |
| USD709999S1 | Scent pad assembly | General | 7 | Active |
| US9360227B2 | Removable top fill tank | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US7073782B2 | Humidifier | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7377494B2 | Humidifier | Emerging Cross-Sectional Technologies | 0 | Expired |
| US11993387B2 | Gas turbine engine | Emerging Cross-Sectional Technologies | 0 | Active |
| US9301517B2 | Insect trap release mechanism | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.