Inventor · disambiguated record
Frederick Ignatz-Hoover
Also filed as: IGNATZ HOOVER FREDERICK
18 granted patents·5 pending applications·116 citations·filing 1994–2024
93Inventor score
Top patents by PatentIndex Score
23 records- 0195US10011663B2Vulcanizing composition containing cyclododecasulfur and improved cyclododecasulfur compoundEASTMAN CHEM CO·Filed 2016·Granted Jul 3, 2018·9 cites·5 claims
- 0290US10280281B2Processes for forming vulcanizable elastomeric formulations and vulcanized elastomeric articlesEASTMAN CHEM CO·Filed 2017·Granted May 7, 2019·4 cites·16 claims
- 0390US6184276B1Quinone diimine as a rubber additiveFLEXSYS AMERICA LP·Filed 2000·Granted Feb 6, 2001·36 cites·16 claims
- 0485US10407562B2Compounds with antidegradant and antifatigue efficacy and compositions including said compoundsEASTMAN CHEM CO·Filed 2018·Granted Sep 10, 2019·1 cites·13 claims
- 0584US10611719B2Methods of making compounds and mixtures having antidegradant and antifatigue efficacyEASTMAN CHEM CO·Filed 2019·Granted Apr 7, 2020·1 cites·13 claims
- 0684US10287418B2Compounds with antidegradant and antifatigue efficacy and compositions including said compoundsEASTMAN CHEM CO·Filed 2016·Granted May 14, 2019·1 cites·12 claims
- 0783US10160845B2Methods of making compounds and mixtures having antidegradant and antifatigue efficacyEASTMAN CHEM CO·Filed 2017·Granted Dec 25, 2018·1 cites·12 claims
- 0882US10428009B2Methods of making compounds and mixtures having antidegradant and antifatigue efficacyEASTMAN CHEM CO·Filed 2017·Granted Oct 1, 2019·1 cites·11 claims
- 0982US10167252B2Compounds and mixtures with antidegradant and antifatigue efficacy and compositions including such compoundsEASTMAN CHEM CO·Filed 2017·Granted Jan 1, 2019·1 cites·11 claims
- 1081US10260017B2Compounds and mixtures with antidegradant and antifatigue efficacy and compositions including said compoundsEASTMAN CHEM CO·Filed 2017·Granted Apr 16, 2019·1 cites·19 claims
- 1179US10160718B2Methods of making compounds having antidegradant and antifatigue efficacyEASTMAN CHEM CO·Filed 2017·Granted Dec 25, 2018·1 cites·11 claims
- 1274US8207247B2Processes for preparing rubber blend compositionsIGNATZ-HOOVER FREDERICK·Filed 2008·Granted Jun 26, 2012·4 cites·13 claims
- 1371US11021581B2Durable elastomeric compositions employing cyclododecasulfur as a vulcanizing agentEASTMAN CHEM CO·Filed 2019·Granted Jun 1, 2021·0 cites·17 claims
- 1469US10570218B2Vulcanizing composition containing cyclododecasulfur and improved cyclododecasulfur compoundEASTMAN CHEM CO·Filed 2018·Granted Feb 25, 2020·0 cites·11 claims
- 1567US6114469ARubber compositions containing zinc hexasulfide complexesFLEXSYS AMERICA LP·Filed 1998·Granted Sep 5, 2000·20 cites·14 claims
- 1665US6207764B1Halogenated elastomer compositionsMONSANTO CO·Filed 1995·Granted Mar 27, 2001·19 cites·24 claims
- 1761US2019002665A1Processes for forming vulcanizable elastomeric formulations and vulcanized elastomeric articlesEASTMAN CHEM CO·Filed 2018·Application pending·0 cites
- 1858US2025368607A1Quinolineamine antidegradant compounds and uses thereofFLEXSYS AMERICA LP·Filed 2023·Application pending·0 cites
- 1958US2025066304A1Antidegradant compounds and uses thereofFLEXSYS AMERICA LP·Filed 2024·Application pending·0 cites
- 2054US2011105669A1Process of forming vulcanizable elastomeric compositions using ultra accelerators and products formed therefromFLEXSYS AMERICA LP·Filed 2009·Application pending·0 cites
- 2152US5382629ARubber compositions comprising a polymeric amine co-activatorMONSANTO CO·Filed 1994·Granted Jan 17, 1995·11 cites·15 claims
- 2249US6533859B2Surface treated carbon black having improved dispersability in rubber and compositions of rubber therefrom having improved processability, rheological and dynamic mechanical propertiesFLEXSYS AMERICA LP·Filed 2001·Granted Mar 18, 2003·5 cites·20 claims
- 2344US2017321045A1Elastomeric compositions comprising vinyl acetal polymersEASTMAN CHEM CO·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →