Inventor · disambiguated record
Ivan M. Robinson
Also filed as: HEINSOHN GEORGE E · ROBINSON IVAN M · ROBINSON IVAN MAXWELL
16 granted patents·331 citations·filing 1968–1983
94Inventor score
Top patents by PatentIndex Score
16 records- 0194US4476293APolymeric carbonate diols of copolyether glycols and polyurethanes prepared therefromDU PONT·Filed 1983·Granted Oct 9, 1984·70 cites·4 claims
- 0293US4463141APolyether carbonate diols and polyurethanes prepared therefromDU PONT·Filed 1983·Granted Jul 31, 1984·63 cites·6 claims
- 0392US4163115APreparation of esters of poly-(tetramethylene ether) glycolDU PONT·Filed 1978·Granted Jul 31, 1979·59 cites·13 claims
- 0484US4251654ACopolyether glycols of tetrahydrofuran and alkylene oxides having low oligomeric cyclic ether contentDU PONT·Filed 1979·Granted Feb 17, 1981·30 cites·6 claims
- 0582US4224432APolyurethanes prepared with tetrahydrofuran-alkylene oxide polymerizates having low oligomeric cyclic ether contentDU PONT·Filed 1978·Granted Sep 23, 1980·27 cites·10 claims
- 0668US4503206Aα,ω-Perfluorodicarboxylic acidsINDIANA UNIVERSITY FOUNDATION·Filed 1982·Granted Mar 5, 1985·8 cites·9 claims
- 0767US4202964AMethod for reducing oligomeric cyclic ether content of a polymerizateDU PONT·Filed 1978·Granted May 13, 1980·14 cites·8 claims
- 0863US4211854ABlock polymers of poly(tetramethylene oxide) and tetrahydrofuran/alkylene oxide copolymersDU PONT·Filed 1978·Granted Jul 8, 1980·12 cites·15 claims
- 0961US4192943AMethod for reducing oligomeric cyclic ether content of a polymerizateDU PONT·Filed 1978·Granted Mar 11, 1980·11 cites·6 claims
- 1061US4002646AProcess for making tetrahydrofuransDU PONT·Filed 1975·Granted Jan 11, 1977·4 cites·9 claims
- 1154US4373084ASulfur-modified polypropylene ether glycols, a method for preparing them, and polyurethanes prepared therefromDU PONT·Filed 1981·Granted Feb 8, 1983·10 cites·10 claims
- 1247US4233436ABlock polymers of hydroxyalkyl phthalate esters and tetrahydrofuran/alkylene oxide copolymersDU PONT·Filed 1979·Granted Nov 11, 1980·6 cites·14 claims
- 1345US4211862ABlock polymers of hydroquinone di-(β-hydroxyalkyl) ethers or isomers thereof and tetrahydrofuran/alkylene oxide copolymersDU PONT·Filed 1978·Granted Jul 8, 1980·5 cites·16 claims
- 1444US4374970ASulfur-modified copolyether glycols, a method for preparing them, and polyurethanes prepared therefromDU PONT·Filed 1981·Granted Feb 22, 1983·6 cites·12 claims
- 1536US4371680APolymer compositionDU PONT·Filed 1968·Granted Feb 1, 1983·4 cites·3 claims
- 1633US4371687ASulfur-modified polytetramethylene ether glycols, a method for preparing them, and polyurethanes prepared therefromDU PONT·Filed 1981·Granted Feb 1, 1983·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →