Douglas E. Deckman
31Patents
5h-index
49Co-inventors
69Inventor score
Filing activity: May 14, 1992 → Jun 8, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7704930B2 | Mixed TBN detergents and lubricating oil compositions containing such detergents | Chemistry; Metallurgy | 57 | Active |
| US6992049B2 | Lubricating oil compositions | Chemistry; Metallurgy | 28 | Expired |
| US6730638B2 | Low ash, low phosphorus and low sulfur engine oils for internal combustion engines | Chemistry; Metallurgy | 24 | Expired |
| US6869917B2 | Functional fluid lubricant using low Noack volatility base stock fluids | Chemistry; Metallurgy | 24 | Expired |
| US5344577A | Methods for reducing wear on silicon carbide ceramic surfaces | Chemistry; Metallurgy | 9 | Expired |
| US9234150B2 | Low viscosity engine oil compositions | Chemistry; Metallurgy | 4 | Active |
| US8299005B2 | Lubricating oil composition | Chemistry; Metallurgy | 3 | Active |
| US9234152B2 | High efficiency engine oil compositions | Chemistry; Metallurgy | 3 | Active |
| US7851418B2 | Ashless detergents and formulated lubricating oil containing same | Chemistry; Metallurgy | 2 | Active |
| US9885004B2 | Method for improving engine fuel efficiency | Chemistry; Metallurgy | 2 | Active |
| US9506008B2 | Method for improving engine fuel efficiency | Chemistry; Metallurgy | 2 | Active |
| US9068134B2 | Method for improving engine wear and corrosion resistance | Chemistry; Metallurgy | 2 | Active |
| US8119579B2 | Synthetic lubricating compositions | Chemistry; Metallurgy | 2 | Active |
| US10519394B2 | Method for preventing or reducing low speed pre-ignition while maintaining or improving cleanliness | Chemistry; Metallurgy | 2 | Active |
| US9234151B2 | Lubricating compositions | Chemistry; Metallurgy | 2 | Active |
| US9018149B2 | Method for reducing one or more of deposits and friction of a lubricating oil | Chemistry; Metallurgy | 2 | Active |
| US9506009B2 | Lubricating oil compositions with engine wear protection | Chemistry; Metallurgy | 1 | Active |
| US10479956B2 | Non-newtonian engine oil with superior engine wear protection and fuel economy | Chemistry; Metallurgy | 1 | Active |
| US10487289B2 | Lubricating oil compositions and methods of use thereof | Chemistry; Metallurgy | 1 | Active |
| US10781397B2 | Lubricating oil compositions with engine wear protection | Chemistry; Metallurgy | 1 | Active |
| US7820600B2 | Lubricant and method for improving air release using ashless detergents | Chemistry; Metallurgy | 1 | Active |
| US12037562B2 | Non-newtonian engine oil lubricant compositions for superior fuel economy | Chemistry; Metallurgy | 0 | Active |
| US8088720B2 | Green lubricant compositions | Chemistry; Metallurgy | 0 | Active |
| US10738262B2 | Lubricating oil compositions with engine wear protection | Chemistry; Metallurgy | 0 | Active |
| US8389451B2 | Lubricant air release rates | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.