Ralph Franklin
26Patents
12h-index
43Co-inventors
81Inventor score
Filing activity: Aug 26, 1988 → Dec 2, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6506710B1 | Viscoelastic surfactants and compositions containing same | Emerging Cross-Sectional Technologies | 102 | Expired |
| US5979555A | Surfactants for hydraulic fractoring compositions | Emerging Cross-Sectional Technologies | 95 | Expired |
| US5378508A | Laser direct writing | Electricity | 75 | Expired |
| US7157612B2 | Olefin production process | Emerging Cross-Sectional Technologies | 66 | Expired |
| US6462014B1 | Low foaming/defoaming compositions containing alkoxylated quaternary ammonium compounds | Chemistry; Metallurgy | 54 | Expired |
| US5939059A | Hair conditioner and 2 in 1 conditioning shampoo | Human Necessities | 47 | Expired |
| US6037315A | High di(alkyl fatty ester) quaternary ammonium compounds in fabric softening and personal care compositions | Chemistry; Metallurgy | 39 | Expired |
| US5916863A | High di(alkyl fatty ester) quaternary ammonium compound from triethanol amine | Chemistry; Metallurgy | 33 | Expired |
| US6004913A | High di(alkyl fatty ester) quaternary ammonium compound in esteramine from triethanolamine | Chemistry; Metallurgy | 32 | Expired |
| US6770608B2 | High di(alkyl fatty ester) amines and quaternary ammonium compounds derived therefrom | Chemistry; Metallurgy | 22 | Expired |
| US6107498A | Process for making carboxylic amides | Chemistry; Metallurgy | 14 | Expired |
| US4929748A | Method of preparing dialkyl dicarbonates | Chemistry; Metallurgy | 13 | Expired |
| US7718838B2 | Olefin production process | Emerging Cross-Sectional Technologies | 12 | Active |
| US4983320A | Dialkyl dicarbonates as blowing agents for polymers | Chemistry; Metallurgy | 10 | Expired |
| US9493633B2 | Performance modifiers for bitumen comprising straight and branched chain fatty amide waxes | Emerging Cross-Sectional Technologies | 8 | Active |
| US6323167A | High di(alkyl fatty ester) quaternary ammonium compounds in fabric softening and personal care compositions | Chemistry; Metallurgy | 5 | Expired |
| US5964907A | Fuel compositions containing esteramines | Chemistry; Metallurgy | 5 | Expired |
| US5086083A | Dialkyl dicarbonates as blowing agents for polymers | Chemistry; Metallurgy | 5 | Expired |
| US5140052A | Hydrolyzed dialkyl dicarbonates as blowing agents for polymers | Chemistry; Metallurgy | 3 | Expired |
| US5281743A | Uncatalyzed synthesis of symmetrical dicarbonates | Chemistry; Metallurgy | 3 | Expired |
| US5030664A | Dialkyl dicarbonates as blowing agents for polymers | Chemistry; Metallurgy | 3 | Expired |
| US6013115A | Fuel additive compositions for simultaneously reducing intake valve and combustion chamber deposits | Chemistry; Metallurgy | 2 | Expired |
| US4912265A | Phase transfer catalyzed process for borohydride reductions of carbonyl compounds | Chemistry; Metallurgy | 2 | Expired |
| US9745480B2 | Method for producing bituminous coatings with reduced tackiness | Fixed Constructions | 1 | Active |
| US6264931A | Hair conditioner and 2 in 1 conditioning shampoo | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.