Robert Robson
18Patents
9h-index
25Co-inventors
72Inventor score
Filing activity: Apr 8, 1975 → Oct 24, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4456421A | Lifting apparatus | Emerging Cross-Sectional Technologies | 32 | Expired |
| US7838470B2 | Lubricating oil composition | Chemistry; Metallurgy | 32 | Active |
| US6060437A | Lubricating oil compositions | Chemistry; Metallurgy | 22 | Expired |
| US5972852A | Ester-free synthetic lubricating oils comprising polybutenyl substituted succinic acid or anhydride and hydrocarbon polymer | Chemistry; Metallurgy | 17 | Expired |
| US6734148B2 | Dispersants and lubricating oil compositions containing same | Chemistry; Metallurgy | 16 | Expired |
| US3968890A | Vehicle load lifting and lowering units | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7026273B2 | Lubricating oil compositions | Chemistry; Metallurgy | 13 | Expired |
| US4801390A | Lubricating compositions | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5958848A | Low chlorine, low ash crankcase lubricant | Chemistry; Metallurgy | 10 | Expired |
| US6743757B2 | Dispersants and lubricating oil compositions containing same | Chemistry; Metallurgy | 9 | Expired |
| US4502971A | Concentrates of lubricant additives | Chemistry; Metallurgy | 9 | Expired |
| US4221673A | Metal phenates | Chemistry; Metallurgy | 9 | Expired |
| US6852679B2 | Lubricating oil composition | Chemistry; Metallurgy | 6 | Expired |
| US6649575B2 | Lubricating oil compositions | Chemistry; Metallurgy | 6 | Expired |
| US6649576B2 | Lubricating oil compositions | Chemistry; Metallurgy | 6 | Expired |
| US5932525A | Lubricating oils comprising low saturate basestock | Chemistry; Metallurgy | 4 | Expired |
| US11268877B2 | Plate fin fluid processing device, system and method | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10883761B2 | Fluid distribution device | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.