HP

Hang T. Pham

HO Honeywell: 148 patents #3 of 14,447Top 1%
AL Alliedsignal: 25 patents #15 of 2,631Top 1%
AC Allied Consulting: 5 patents #99 of 1,310Top 8%
EA E.I. Du Pont De Nemours And: 1 patents #4,343 of 8,010Top 55%
TF The Chemours Company Fc: 1 patents #101 of 195Top 55%
📍 Amherst, NY: #1 of 557 inventorsTop 1%
🗺 New York: #184 of 115,490 inventorsTop 1%
Overall (All Time): #4,205 of 4,157,543Top 1%
180
Patents All Time

Issued Patents All Time

Showing 151–175 of 180 patents

Patent #TitleCo-InventorsDate
6475971 Azeotrope-like composition of 1,2-dichloro-3,3,3-trifluoropropene and hydrogen fluoride composition Rajiv R. Singh, Hsueh Sung Tung 2002-11-05
6365566 Azeotrope-like compositions of pentafluorobutane and water Mary C. Bogdan, Hsueh Sung Tung, David J. Williams, Leslie Bement 2002-04-02
6288135 Azeotrope-like compositions of pentafluoropropane, hydrocarbons and water Leslie Bement, Mary C. Bogdan, Peter B. Logsdon, Ronald Riegal, David J. Williams +1 more 2001-09-11
6156944 Extraction of hydrogen fluoride from a halocarbon/hydrogen fluoride azeotropic mixture Rajiv R. Singh, Charles Francis Swain, Michael Van Der Puy 2000-12-05
6100230 Azeotrope-like compositions of pentafluoropropane, hydrocarbons and water Leslie Bement, Mary C. Bogdan, Peter B. Logsdon, Ronald Riegal, David J. Williams +1 more 2000-08-08
6099694 Azeotrope-like compositions of difluoromethane and chlorine Rajiv R. Singh, Addison M. Smith, David P. Wilson, Raymond H. Thomas, Gustavo Cerri 2000-08-08
6060629 Azeotrope-like composition of 1,1,1,3,3-pentafluoropropane and hydrogen fluoride Rajiv R. Singh, Ian Shankland, Hsueh Sung Tung 2000-05-09
6001796 Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and hydrogen fluoride Rajiv R. Singh, Ian Shankland, Hsueh Sung Tung 1999-12-14
5948381 Process for separating fluorocarbon compounds Richard E. Eibeck, Valentine T Zuba 1999-09-07
5918481 Process for separating hydrogen fluoride from fluorocarbons Rajiv R. Singh, Hsueh Sung Tung, Daniel C. Merkel, David Goldschmidt, Tadeusz Piotr Rygas 1999-07-06
5895639 Separation of hydrogen fluoride from a fluorocarbon/hydrogen fluoride azeotropic mixture by sulfuric acid Charles Francis Swain, Rajiv R. Singh 1999-04-20
5766483 Process for hydrogen fluoride separation Mathew Hermes Luly, Jeffrey Warren McKown, Robert Pratt, Rajiv R. Singh, Paul F. Kunkel +1 more 1998-06-16
5763706 Process for the manufacture of 1,1,1,3,3-pentafluoropropane and 1,1,1,3,3,3-hexafluoropropane Hsueh Sung Tung, Daniel C. Merkel, Zenart Joseph Dziadyk, Clayton Herbert Carson 1998-06-09
5728315 Azeotrope-like compositions of trifluoromethane, carbon dioxide, ethane and hexafluoroethane Rajiv R. Singh, Ian Shankland, Roy P. Robinson, Raymond H. Thomas, Peter B. Logsdon 1998-03-17
5705717 Fluorination process using hydrogen fluoride-containing fluorinating agents Michael Van Der Puy, Jeffrey Warren McKown, Andrew J. Poss, Rajiv R. Singh 1998-01-06
5683974 Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and C.sub.1 -C.sub.3 alcohols for cleaning Earl A. E. Lund, Ian Shankland, Ellen L. Swan 1997-11-04
5663474 Alkylation process using hydrogen fluoride-containing alkylation catalysts Robert Pratt, Charles L. Redmon, John James Thompson, Michael Van Der Puy, Rajiv R. Singh +4 more 1997-09-02
5378385 Partially fluorinated silicone refrigeration lubricants Raymond H. Thomas, David P. Wilson, John W. Pelava 1995-01-03
5254280 Refrigeration compositions having polyoxyalkylene glycols with alkylene groups having at least 4 carbon atoms therein Raymond H. Thomas, David Nalewajek, David P. Wilson 1993-10-19
5211867 Azeotrope-like compositions of pentafluoroethane and 1,1,1-trifluoroethane Ian Shankland, Theodore Atwood, Earl A. E. Lund 1993-05-18
5185089 Lubricants useful with 1,1-dichloro-2,2,2-trifluoroethane Raymond H. Thomas, Ruth H. Chen, David P. Wilson 1993-02-09
5154846 Fluorinated butylene oxide based refrigerant lubricants Raymond H. Thomas, David Nalewajek, David P. Wilson 1992-10-13
5108632 Lubricants useful with 1,1-dichloro-2,2,2-trifluoroethane Raymond H. Thomas, Ruth H. Chen, David P. Wilson 1992-04-28
4975212 Fluorinated lubricating compositions Raymond H. Thomas, David P. Wilson, David Nalewajek 1990-12-04
4790955 Azeotrope-like compositions of trichlorotrifluoroethane, acetone, nitromethane and hexane Earl E. A. Lund, David P. Wilson, Rajat S. Basu 1988-12-13