Randolph K. Belter
15Patents
3h-index
3Co-inventors
53Inventor score
Filing activity: Aug 28, 1995 → Nov 13, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5616819A | Process for preparing fluorinated aliphatic compounds | Chemistry; Metallurgy | 63 | Expired |
| US5684219A | Process for preparing fluorinated aliphatic compounds | Chemistry; Metallurgy | 37 | Expired |
| US5874658A | Purification of organic fluorine compounds | Chemistry; Metallurgy | 8 | Expired |
| US5777185A | Production of organic fluorine compounds | Chemistry; Metallurgy | 3 | Expired |
| US6034016A | Method for regenerating halogenated Lewis acid catalysts | Performing Operations; Transporting | 3 | Expired |
| US5910616A | Vapor phase process for preparing fluorinated aliphatic compounds | Chemistry; Metallurgy | 2 | Expired |
| US5696310A | Purification of 1,1,1,3,3-pentafluoropropane | Chemistry; Metallurgy | 2 | Expired |
| US6063970A | Process for preparing fluorinated aliphatic compounds | Chemistry; Metallurgy | 2 | Expired |
| US5973215A | Process for separating and recovering hydrogen fluoride from mixtures | Chemistry; Metallurgy | 1 | Expired |
| US7786334B2 | Catalytic process for the preparation of fluorinated halocarbons | Chemistry; Metallurgy | 1 | Active |
| US12304878B2 | Iron salt catalyst regeneration | Performing Operations; Transporting | 0 | Active |
| US12091376B2 | Iron salt catalyst regeneration | Performing Operations; Transporting | 0 | Active |
| US5981814A | Vapor phase process for preparing fluorinated aliphatic compounds | Chemistry; Metallurgy | 0 | Expired |
| US9518030B2 | Purification of aryltriazoles | Chemistry; Metallurgy | 0 | Active |
| US9242942B2 | Purification of aryltriazoles | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.