Robert C. Welch
8Patents
5h-index
25Co-inventors
59Inventor score
Filing activity: Jan 14, 1999 → Sep 26, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6610197B2 | Low-sulfur fuel and process of making | Chemistry; Metallurgy | 20 | Expired |
| US7244352B2 | Selective hydroprocessing and mercaptan removal | Chemistry; Metallurgy | 16 | Expired |
| US6736962B1 | Catalytic stripping for mercaptan removal (ECB-0004) | Chemistry; Metallurgy | 12 | Expired |
| US6123832A | Fluid catalytic cracking process for converting hydrocarbon mixtures | Chemistry; Metallurgy | 9 | Expired |
| US6913688B2 | Multi-stage hydrodesulfurization of cracked naphtha streams with interstage fractionation | Chemistry; Metallurgy | 8 | Expired |
| US8349267B2 | Crude oil pre-heat train with improved heat transfer | Chemistry; Metallurgy | 2 | Active |
| US6843905B2 | Low-sulfur fuel | Chemistry; Metallurgy | 1 | Expired |
| US7537686B2 | Inhibitor enhanced thermal upgrading of heavy oils | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.