Richard O. Bartz
14Patents
10h-index
4Co-inventors
65Inventor score
Filing activity: Jan 20, 1975 → Sep 26, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD264180S | Liquid collection and storage container | General | 40 | Expired |
| US4969571A | Container for fluids | Performing Operations; Transporting | 38 | Expired |
| US4881650A | Fluid collection container | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| USD310170S | Combined drain oil collection and storage container | General | 31 | Expired |
| US4002207A | Earthworking tool with handle having triangularly arranged sides | Human Necessities | 28 | Expired |
| US4344404A | Fuel supply system | Emerging Cross-Sectional Technologies | 19 | Expired |
| USD675523S1 | Sleeve cap grip | General | 16 | Active |
| US3991511A | Geometric construction piece | Emerging Cross-Sectional Technologies | 16 | Expired |
| USD291651S | Coupon clipper | General | 14 | Expired |
| US4344402A | Fuel supply system | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4209472A | Fuel supply system | Emerging Cross-Sectional Technologies | 4 | Expired |
| USD246027S | Soil working hand tool | General | 3 | Expired |
| US4344403A | Fuel supply system | Emerging Cross-Sectional Technologies | 2 | Expired |
| US3988854A | Stackable elements with lateral connector | Human Necessities | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.