Daniel M. Vargo
9Patents
4h-index
19Co-inventors
50Inventor score
Filing activity: May 29, 1992 → Apr 18, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5688751A | Salicylate salts as lubricant additives for two-cycle engines | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US5202036A | Diesel lubricants and methods | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US6544935B1 | Nitrogen-containing esterified carboxy-containing interpolymers having enhanced oxidative stability and lubricants containing them | Chemistry; Metallurgy | 13 | Expired |
| US6265358A | Nitrogen containing dispersant-viscosity improvers | Chemistry; Metallurgy | 6 | Expired |
| US6486101B2 | Nitrogen containing dispersant-viscosity improvers | Chemistry; Metallurgy | 4 | Expired |
| US6677282B2 | Dispersant-viscosity improvers for lubricating oil and fuels | Chemistry; Metallurgy | 3 | Expired |
| US6288013A | Nitrogen containing dispersant-viscosity improvers | Chemistry; Metallurgy | 3 | Expired |
| US8168574B2 | Dispersant viscosity modifiers based on maleic anhydride-styrene copolymers | Chemistry; Metallurgy | 2 | Active |
| US6492306B2 | Nitrogen containing dispersant-viscosity improvers | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.