Inventor · disambiguated record
Steven Thomas Perri
Also filed as: PERRI STEVEN T · PERRI STEVEN THOMAS
13 granted patents·6 pending applications·220 citations·filing 1995–2022
92Inventor score
Top patents by PatentIndex Score
19 records- 0196US7538060B2Palladium-copper chromite hydrogenation catalystsEASTMAN CHEM CO·Filed 2007·Granted May 26, 2009·112 cites·51 claims
- 0285US7521583B2Process for the preparation of tetraalkylcyclobutane-1,3-diol in the presence of a cobalt-based catalystEASTMAN CHEM CO·Filed 2007·Granted Apr 21, 2009·6 cites·22 claims
- 0385US6476239B1Process for the preparation of ascorbic acidEASTMAN CHEM CO·Filed 2002·Granted Nov 5, 2002·18 cites·19 claims
- 0484US7838707B2Process for the preparation of a tetraalkylcyclobutane-1,3-diol using an ruthenium-promoted cobalt-based catalystEASTMAN CHEM CO·Filed 2007·Granted Nov 23, 2010·5 cites·24 claims
- 0584US7524994B2Process for the preparation of a tetraalkylcyclobutane-1,3-diol using an iridium-promoted cobalt-based catalystEASTMAN CHEM CO·Filed 2007·Granted Apr 28, 2009·5 cites·24 claims
- 0682US5623086AProcess for the production of 1,2-bis (acyloxylates)EASTMAN CHEM CO·Filed 1995·Granted Apr 22, 1997·24 cites·19 claims
- 0778US6518454B1Preparation of esters of carboxylic acidsEASTMAN CHEM CO·Filed 2001·Granted Feb 11, 2003·12 cites·14 claims
- 0874US7582804B2Process for the preparation of a tetraalkycyclobutane-1,3-diol using a promoted-copper catalystEASTMAN CHEM CO·Filed 2007·Granted Sep 1, 2009·2 cites·32 claims
- 0969US6320061B1Solvent exchange processEASTMAN CHEM CO·Filed 2000·Granted Nov 20, 2001·4 cites·38 claims
- 1066US2024368366A1Melt-processable, biodegradable cellulose acetates, compositions, melts and melt-formed articles made therefromEASTMAN CHEM CO·Filed 2022·Application pending·0 cites
- 1165US2024384063A1Melt-processable cellulose acetate compositions, melts and melt-formed articles made therefromEASTMAN CHEM CO·Filed 2022·Application pending·0 cites
- 1264US2024392089A1Cellulose acetate foamsEASTMAN CHEM CO·Filed 2022·Application pending·0 cites
- 1362US6670505B1Process for the recovery of organic acids from aqueous solutionsEASTMAN CHEM CO·Filed 2000·Granted Dec 30, 2003·16 cites·12 claims
- 1460US6610863B2Continuous process for producing L-ascorbic acidEASTMAN CHEM CO·Filed 2001·Granted Aug 26, 2003·5 cites·36 claims
- 1557US6864376B2Process for producing ascorbic acidEASTMAN CHEM CO·Filed 2001·Granted Mar 8, 2005·1 cites·39 claims
- 1657US2025250220A1Catalytic methods for carbonylation of estersUNIV NORTH CAROLINA CHAPEL HILL·Filed 2022·Application pending·0 cites
- 1753US5663422AProcess for the production of 1,2-diacetoxy estersEASTMAN CHEM CO·Filed 1996·Granted Sep 2, 1997·10 cites·15 claims
- 1844US2008194398A1Ruthenium-copper chromite hydrogenation catalystsEASTMAN CHEM CO·Filed 2007·Application pending·0 cites
- 1929US2002026077A1Process for the recovery of organic acids from aqueous solutionsFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →