P

Inventor

HEMBRE ROBERT THOMAS

US50 patents
⚠️ This page may combine multiple inventors who share the name “HEMBRE ROBERT THOMAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

EASTMAN CHEM CO

42 patents
US10011663B2Jul 3, 2018

Vulcanizing composition containing cyclododecasulfur and improved cyclododecasulfur compound

EASTMAN CHEM CO9 citations82
US10011485B2Jul 3, 2018

Method for the manufacture of cyclododecasulfur

EASTMAN CHEM CO5 citations80
US9308527B2Apr 12, 2016

Phosphorous compounds useful as ligands and compositions and methods regarding them

EASTMAN CHEM CO10 citations75
US6448430B1Sep 10, 2002

Process for the preparation of aryl carboxylate esters

EASTMAN CHEM CO7 citations74
US9328050B1May 3, 2016

Processes for making hydroxymethylbenzoic acid compounds

EASTMAN CHEM CO5 citations72
US10590062B1Mar 17, 2020

Iron-catalyzed selective production of methyl esters from aldehydes

EASTMAN CHEM CO2 citations71
US10000380B2Jun 19, 2018

Method for the manufacture of polymeric sulfur

EASTMAN CHEM CO2 citations70
US9493395B2Nov 15, 2016

Production of two esters using homogeneous catalyst

EASTMAN CHEM CO5 citations70
US10280281B2May 7, 2019

Processes for forming vulcanizable elastomeric formulations and vulcanized elastomeric articles

EASTMAN CHEM CO4 citations69
US9988329B1Jun 5, 2018

Transfer-hydrogenation process

EASTMAN CHEM CO2 citations69
US10544077B2Jan 28, 2020

Process for making formic acid utilizing higher-boiling formate esters

EASTMAN CHEM CO2 citations68
US9611209B1Apr 4, 2017

Quaternary arylcarboxylate compositions for extracting C1 to C4 carboxylic acids from aqueous streams

EASTMAN CHEM CO3 citations68
US6469206B2Oct 22, 2002

Process for the preparation of triflic anhydride

EASTMAN CHEM CO2 citations63
US6448431B1Sep 10, 2002

Production of aryl carboxylate esters

EASTMAN CHEM CO5 citations63
US12577184B2Mar 17, 2026

Production of 2,2,4,4-tetramethylcyclobutane-1,3-diol from isobutanol using a homogeneous catalyst

EASTMAN CHEM CO0 citations62
US6248923B1Jun 19, 2001

Process for the production of fluorocarboxylic acid anhydrides

EASTMAN CHEM CO6 citations60
US11111257B2Sep 7, 2021

Molecular catalysts for selective hydrogenolysis of amides

EASTMAN CHEM CO0 citations59
US11059722B2Jul 13, 2021

Method for the manufacture of cyclododecasulfur

EASTMAN CHEM CO0 citations59
US10577305B1Mar 3, 2020

Process for the production of esters

EASTMAN CHEM CO1 citations59
US11851392B2Dec 26, 2023

Self-condensation of aldehydes

EASTMAN CHEM CO0 citations58
US8912240B2Dec 16, 2014

Production of methanol and ethanol from CO or CO2

EASTMAN CHEM CO3 citations58
US11021581B2Jun 1, 2021

Durable elastomeric compositions employing cyclododecasulfur as a vulcanizing agent

EASTMAN CHEM CO0 citations57
US7550627B2Jun 23, 2009

Processes for producing aromatic dicarboxylic acids

EASTMAN CHEM CO2 citations57
US9115155B1Aug 25, 2015

Low-pressure synthesis of cyclohexanedimethanol and derivatives

EASTMAN CHEM CO0 citations52
US10174129B2Jan 8, 2019

Regioselectively substituted cellulose esters produced in a carboxylated ionic liquid process and products produced therefrom

EASTMAN CHEM CO0 citations51
US9616358B2Apr 11, 2017

Quaternary phosphinates with co-solvents for extracting C1 to C4 carboxylic acids from aqueous streams

EASTMAN CHEM CO0 citations51
US9573078B2Feb 21, 2017

Quaternary carboxylate compositions for extracting C1 to C4 carboxylic acids from aqueous streams

EASTMAN CHEM CO1 citations51
US9340482B2May 17, 2016

Processes for making cyclohexane compounds

EASTMAN CHEM CO0 citations51
US7199252B2Apr 3, 2007

Process for α,β-dihydroxyalkenes and derivatives

EASTMAN CHEM CO0 citations51
US7002049B2Feb 21, 2006

Process for α,β-dihydroxyalkenes and derivatives

EASTMAN CHEM CO0 citations51
US10570218B2Feb 25, 2020

Vulcanizing composition containing cyclododecasulfur and improved cyclododecasulfur compound

EASTMAN CHEM CO0 citations50
US6218555B1Apr 17, 2001

Process for the preparation of alkanoyloxy-benzenesulfonic acids and salts thereof

EASTMAN CHEM CO1 citations49
US11518726B2Dec 6, 2022

Synthesis of bicyclo[2.2.2]octane derivatives

EASTMAN CHEM CO0 citations48
US10829429B2Nov 10, 2020

Synthesis of triethylene glycol bis(2-ethylhexanoate)

EASTMAN CHEM CO0 citations48
US10611637B2Apr 7, 2020

Method for the manufacture of cyclododecasulfur

EASTMAN CHEM CO0 citations48
US10682636B2Jun 16, 2020

Immobilized ruthenium-triphos catalysts for selective hydrogenolysis of amides

EASTMAN CHEM CO0 citations46
US10266467B2Apr 23, 2019

Synthesis of glycols via transfer hydrogenation of alpha-functional esters with alcohols

EASTMAN CHEM CO0 citations40
US9346737B2May 24, 2016

Processes for making cyclohexane compounds

EASTMAN CHEM CO0 citations40
US10266466B2Apr 23, 2019

Iron-catalyzed transfer hydrogenation of esters to alcohols

EASTMAN CHEM CO0 citations39
US10633315B2Apr 28, 2020

Synthesis of bicyclo[2.2.2]octanes

EASTMAN CHEM CO0 citations38
US10435349B2Oct 8, 2019

Iron-catalyzed cross-coupling of methanol with secondary or tertiary alcohols to produce formate esters

EASTMAN CHEM CO0 citations34
US10570081B2Feb 25, 2020

Process for making formic acid utilizing lower-boiling formate esters

EASTMAN CHEM CO0 citations32

BARNICKI SCOTT DONALD

4 patents

BUCHANAN CHARLES MICHAEL

2 patents

JANKA MESFIN EJERSSA

1 patent

BILLODEAUX DAMON RAY

1 patent