Andy Hugh Singleton
27Patents
8h-index
16Co-inventors
64Inventor score
Filing activity: Nov 30, 1992 → Jun 20, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6903045B2 | Tin promoted platinum catalyst for carbonylation of lower alkyl alcohols | Performing Operations; Transporting | 68 | Expired |
| US5853701A | Clear aerosol hair spray formulations containing a sulfopolyester in a hydroalcoholic liquid vehicle | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5900505A | Heterogeneous vapor phase carbonylation process | Chemistry; Metallurgy | 24 | Expired |
| US5266303A | Aerosol hair spray formulations | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6235673A | Carbonylation catalyst supported on a carbonized polysulfonated divinylbenzene-styrene copolymer | Performing Operations; Transporting | 16 | Expired |
| US5674479A | Clear aerosol hair spray formulations containing a linear sulfopolyester in a hydroalcoholic liquid vehicle | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5660816A | Clear hair spray formulations containing a linear sulfopolyester | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5547657A | Low-irritation anesthetic and antiseptic mouth rinse | Human Necessities | 13 | Expired |
| US6509293B1 | Gold based heterogeneous carbonylation catalysts | Performing Operations; Transporting | 8 | Expired |
| US6353132B1 | Vapor phase carbonylation process using group 5 metal promoted iridium catalyst | Chemistry; Metallurgy | 8 | Expired |
| US6159896A | Iridium catalyst for carbonylation of lower aliphatic alcohols | Performing Operations; Transporting | 7 | Expired |
| US6452043B1 | Carbonylation of lower alkyl alcohols and their derivatives using metals supported on carbonized polysulfonated divinylbenzene-styrene copolymers | Chemistry; Metallurgy | 7 | Expired |
| US6355837B1 | Vapor phase carbonylation process using group 4 metal promoted iridium catalyst | Chemistry; Metallurgy | 7 | Expired |
| US6617471B2 | Method for carbonylation of lower aliphatic alcohols using tin promoted iridium catalyst | Chemistry; Metallurgy | 6 | Expired |
| US5464883A | Waterborne correction fluid for correcting laser-jet and photocopied markings | Chemistry; Metallurgy | 6 | Expired |
| US6355595B1 | Group 5 metal promoted iridium carbonylation catalyst | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6160163A | Method for the vapor-phase carbonylation of lower aliphatic alcohols using a supported platinum catalyst and halide promoter | Chemistry; Metallurgy | 4 | Expired |
| US6177380A | Iridium-gold carbonylation co-catalysts | Performing Operations; Transporting | 4 | Expired |
| US5320836A | Hair spray formulations containing a polyethylene glycol ester of caprylic and capric acids | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6137000A | Method for carbonylation of lower aliphatic alcohols using a supported iridium and lanthanide series catalyst | Chemistry; Metallurgy | 3 | Expired |
| US6537944B1 | Tungsten promoted catalyst for carbonylation of lower alkyl alcohols | Performing Operations; Transporting | 2 | Expired |
| US6007794A | Clear aerosol hair spray formulations containing a sulfopolyester in a hydroalcoholic liquid vehicle | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6613938B2 | Method for carbonylation of lower aliphatic alcohols using tin promoted platinum catalyst | Chemistry; Metallurgy | 1 | Expired |
| US6441222B1 | Vapor phase carbonylation process using iridium-gold co-catalysts | Chemistry; Metallurgy | 1 | Expired |
| US6548444B2 | Tin promoted iridium catalyst for carbonylation of lower alkyl alcohols | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.