Inventor · disambiguated record
Rohitkumar H. Vora
Also filed as: VORA ROHITKUMAR H
33 granted patents·582 citations·filing 1984–1991
98Inventor score
Top patents by PatentIndex Score
33 records- 0197US4803147APhotosensitive polyimide polymer compositionsHOECHST CELANESE CORP·Filed 1987·Granted Feb 7, 1989·93 cites·16 claims
- 0293US4681928APoly(amide-amide acid), polyamide acid, poly(esteramide acid), poly(amide-imide), polyimide, poly(esterimide) from poly arylene diamineM & T CHEMICALS INC·Filed 1984·Granted Jul 21, 1987·58 cites·11 claims
- 0389US4931540APolymers prepared from 4,4'-bis[2-(3,4-(dicarboxyphenyl)hexafluoroisopropyl] diphenyl ether dianhydrideHOECHST CELANESE CORP·Filed 1987·Granted Jun 5, 1990·39 cites·40 claims
- 0487US4923960APolyamide-imide polymers having fluorine-containing linking groupsHOECHST CELANESE CORP·Filed 1989·Granted May 8, 1990·37 cites·10 claims
- 0583US5061784APolymers prepared from 4,4'-bis(3,4-dicarboxyphenyl) hexafluoroisopropyl) diphenyl dianhydrideHOECHST CELANESE CORP·Filed 1990·Granted Oct 29, 1991·29 cites·10 claims
- 0678US4925915APolymers prepared from 4,4'-bis(2-(amino(halo) phenoxyphenyl) hexafluoroisopropyl) diphenyl etherHOECHST CELANESE CORP·Filed 1987·Granted May 15, 1990·22 cites·65 claims
- 0777US5101005ACrosslinkable polyimides from bis (aminophenoxy) benzonitrilesHOECHST CELANESE CORP·Filed 1989·Granted Mar 31, 1992·22 cites·7 claims
- 0876US4954609AIntermediate molecular weight fluorine containing polymide and method for preparationHOECHST CELANESE CORP·Filed 1989·Granted Sep 4, 1990·22 cites·12 claims
- 0975US5120825APolymers containing both imidazole and imidazolone structural unitsHOECHST CELANESE CORP·Filed 1990·Granted Jun 9, 1992·21 cites·19 claims
- 1072US4933132AProcess of making a shaped article from intermediate molecular weight polyimidesHOECHST CELANESE CORP·Filed 1989·Granted Jun 12, 1990·18 cites·13 claims
- 1166US5055550APolymers prepared from 4,4'-bis(2-[3,4(dicarboxyphenyl)hexafluoroisopropyl] diphenyl ether dianhydrideHOECHST CELANESE CORP·Filed 1990·Granted Oct 8, 1991·14 cites·13 claims
- 1266US4978737ACopolyimides derived from 2,2-bis (amino phenyl) hexofluoropropaneHOECHST CELANESE CORP·Filed 1988·Granted Dec 18, 1990·14 cites·13 claims
- 1366US4877653AProcess for insolublizing solvent soluble polyimide compositionsHOECHST CELANESE CORP·Filed 1988·Granted Oct 31, 1989·23 cites·10 claims
- 1465US5137985AMiscible blends of polybenzimidazoles and polyamide-imides having fluorine-containing linking groups and process for preparation of the blendsHOECHST CELANESE CORP·Filed 1989·Granted Aug 11, 1992·19 cites·23 claims
- 1565US5026822AHigh molecular weight polyimide, method of making same and articles formed therefromHOECHST CELANESE CORP·Filed 1988·Granted Jun 25, 1991·13 cites·20 claims
- 1663US5109107APolyamide-imide polymers having fluorine-containing linking groupsHOECHT CELANESE CORP·Filed 1990·Granted Apr 28, 1992·16 cites·16 claims
- 1761US4954610APolyamide-imide polymers having fluorine-containing linking groupsHOECHST CELANESE CORP·Filed 1989·Granted Sep 4, 1990·12 cites·13 claims
- 1859US4973651APolyimide polymers having 12-F fluorine-containing linking groupsHOECHST CELANESE CORP·Filed 1989·Granted Nov 27, 1990·10 cites·13 claims
- 1959US4952669ACopolyimides prepared from 2-(3-aminophenyl)-2-(4-aminophenyl) Hexafluoro propaneHOECHST CELANESE CORP·Filed 1988·Granted Aug 28, 1990·10 cites·17 claims
- 2055US4962183APolyimide-polyamide polymer having fluorine-containing linking groupsHOECHST CELANESE CORP·Filed 1989·Granted Oct 9, 1990·9 cites·18 claims
- 2155US4954611AShaped articles from polyamide-imide polymers having fluorine containing linking groupsHOECHST CELANESE CORP·Filed 1989·Granted Sep 4, 1990·9 cites·15 claims
- 2252US5120826APolyamide-imide polymers having fluorine-containing linking groupsHOECHST CELANESE CORP·Filed 1990·Granted Jun 9, 1992·8 cites·19 claims
- 2352US5025089ACopolyimides derived from 2,2-bis (amino phenyl) hexafluoropropaneHOECHST CELANESE CORP·Filed 1989·Granted Jun 18, 1991·8 cites·17 claims
- 2450US5037949APolymers prepared from 4,4'-bis[2-(amino (halo) phenoxyphenyl) hexafluoroisopropyl]diphenyl etherHOECHST CELANESE CORP·Filed 1990·Granted Aug 6, 1991·7 cites·21 claims
- 2550US4978738AHigh molecular weight, thermally soluble polyimidesHOECHST CELANESE CORP·Filed 1988·Granted Dec 18, 1990·7 cites·20 claims
- 2645US4978742APolymers prepared from 2-(3-aminophenyl)-2-(4-aminophenyl) hexafluoro propaneHOECHST CELANESE CORP·Filed 1988·Granted Dec 18, 1990·5 cites·13 claims
- 2744US5075419ANovel polybenzimidazolone polymers based hexafluoro aromatic tetraaminesHOECHST CELANESE CORP·Filed 1990·Granted Dec 24, 1991·5 cites·1 claims
- 2843US5413852ASIXEF™-durene polyimide hollow fibersHOECHST CELANESE CORP·Filed 1991·Granted May 9, 1995·10 cites·3 claims
- 2942US4962181APolyamide polymer having 12-F fluorine-containing linking groupsHOECHST CELANESE CORP·Filed 1989·Granted Oct 9, 1990·4 cites·15 claims
- 3042US4914180APolyamides prepared from 2-(3-aminophenyl)-2-(4-aminophenyl) hexafluoro propaneHOECHST CELANESE CORP·Filed 1988·Granted Apr 3, 1990·4 cites·11 claims
- 3139US5110879AMiscible blends of polyimide polymers and process for forming the sameHOECHST CELANESE CORP·Filed 1990·Granted May 5, 1992·8 cites·21 claims
- 3239US4963647APolyamide-imide polymers having 12-F fluorine-containing linking groupsHOECHST CELANESE CORP·Filed 1989·Granted Oct 16, 1990·5 cites·14 claims
- 3331US5077383ANovel hexafluoro polybenzimidazolone polymersHOECHST CELANESE CORP·Filed 1990·Granted Dec 31, 1991·1 cites·1 claims
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