Inventor
IGNATZ-HOOVER FREDERICK
US18 patents
⚠️ This page may combine multiple inventors who share the name “IGNATZ-HOOVER FREDERICK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EASTMAN CHEM CO
12 patentsUS10011663B2Jul 3, 2018
Vulcanizing composition containing cyclododecasulfur and improved cyclododecasulfur compound
EASTMAN CHEM CO9 citations82
US10407562B2Sep 10, 2019
Compounds with antidegradant and antifatigue efficacy and compositions including said compounds
EASTMAN CHEM CO1 citations72
US10287418B2May 14, 2019
Compounds with antidegradant and antifatigue efficacy and compositions including said compounds
EASTMAN CHEM CO1 citations72
US10280281B2May 7, 2019
Processes for forming vulcanizable elastomeric formulations and vulcanized elastomeric articles
EASTMAN CHEM CO4 citations69
US10611719B2Apr 7, 2020
Methods of making compounds and mixtures having antidegradant and antifatigue efficacy
EASTMAN CHEM CO1 citations62
US10428009B2Oct 1, 2019
Methods of making compounds and mixtures having antidegradant and antifatigue efficacy
EASTMAN CHEM CO1 citations62
US10260017B2Apr 16, 2019
Compounds and mixtures with antidegradant and antifatigue efficacy and compositions including said compounds
EASTMAN CHEM CO1 citations62
US10167252B2Jan 1, 2019
Compounds and mixtures with antidegradant and antifatigue efficacy and compositions including such compounds
EASTMAN CHEM CO1 citations62
US11021581B2Jun 1, 2021
Durable elastomeric compositions employing cyclododecasulfur as a vulcanizing agent
EASTMAN CHEM CO0 citations57
US10160718B2Dec 25, 2018
Methods of making compounds having antidegradant and antifatigue efficacy
EASTMAN CHEM CO1 citations51
US10160845B2Dec 25, 2018
Methods of making compounds and mixtures having antidegradant and antifatigue efficacy
EASTMAN CHEM CO1 citations51
US10570218B2Feb 25, 2020
Vulcanizing composition containing cyclododecasulfur and improved cyclododecasulfur compound
EASTMAN CHEM CO0 citations50
FLEXSYS AMERICA LP
3 patentsUS6184276B1Feb 6, 2001
Quinone diimine as a rubber additive
FLEXSYS AMERICA LP36 citations92
US6114469ASep 5, 2000
Rubber compositions containing zinc hexasulfide complexes
FLEXSYS AMERICA LP20 citations86
US6533859B2Mar 18, 2003
Surface treated carbon black having improved dispersability in rubber and compositions of rubber therefrom having improved processability, rheological and dynamic mechanical properties
FLEXSYS AMERICA LP5 citations54