Nicholas Feldman
21Patents
10h-index
13Co-inventors
68Inventor score
Filing activity: Nov 28, 1975 → Feb 8, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4211534A | Combination of ethylene polymer, polymer having alkyl side chains, and nitrogen containing compound to improve cold flow properties of distillate fuel oils | Chemistry; Metallurgy | 134 | Expired |
| US4210424A | Combination of ethylene polymer, normal paraffinic wax and nitrogen containing compound (stabilized, if desired, with one or more compatibility additives) to improve cold flow properties of distillate fuel oils | Chemistry; Metallurgy | 34 | Expired |
| US4787916A | Method and fuel composition for reducing octane requirement increase | Chemistry; Metallurgy | 20 | Expired |
| US5094666A | Composition for improving cold flow properties of middle distillates | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US4755189A | Middle distillate fuel having improved low temperature flow properties | Chemistry; Metallurgy | 15 | Expired |
| US4441890A | Method for improving stability of residual fuel oils | Chemistry; Metallurgy | 13 | Expired |
| US4002558A | Removing water haze from distillate fuels | Chemistry; Metallurgy | 13 | Expired |
| US5092908A | Composition for improving cold flow properties of middle distillates (OP-3571) | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4140492A | Borated derivatives of oil-soluble Mannich bases in combination with coadditive hydrocarbons are flow improvers for middle distillate fuel oils | Chemistry; Metallurgy | 10 | Expired |
| US4014663A | Synergistic low temperature flow improver in distillate fuel | Chemistry; Metallurgy | 10 | Expired |
| US4297110A | Zirconium additives for residual fuel oil | Chemistry; Metallurgy | 10 | Expired |
| US4404002A | Zirconium additives for residual fuel oil | Chemistry; Metallurgy | 8 | Expired |
| US5076945A | Lubricating oil containing ashless non-phosphorus additive | Chemistry; Metallurgy | 8 | Expired |
| US5102427A | Middle distillate fuel having improved low temperature flow properties | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4608345A | Colorimetric detection of alcohols in gasoline | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4184851A | Borated derivatives of hydrocarbon substituted succinamic acids and/or acid salts thereof are flow improvers for middle distillate fuel oils (PT-364) | Chemistry; Metallurgy | 4 | Expired |
| US4634550A | Pour depressant | Chemistry; Metallurgy | 3 | Expired |
| US4902437A | Engine lubricating oil comprising a quaternary ammonium hydroxide | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US4462810A | Zirconium-cerium additives for residual fuel oil | Chemistry; Metallurgy | 2 | Expired |
| US4251232A | Amine derivatives of thio-bis-lactone acids in combination with coadditive hydrocarbons are flow improvers for middle distillate fuel oils | Chemistry; Metallurgy | 2 | Expired |
| US4142866A | Amine salts of thio-bis-lactone acids in combination with coadditive hydrocarbons are flow improvers for middle distillate fuel oils | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.