JN

Joyce K. Nelson

PT Praxair Technology: 13 patents #60 of 918Top 7%
UT Union Carbide Industrial Gases Technology: 7 patents #2 of 95Top 3%
UC Union Carbide: 4 patents #197 of 1,402Top 15%
Overall (All Time): #165,693 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6923846 Method of preparing composite gas separation membranes from perfluoropolymers Benjamin Bikson, James Timothy Macheras 2005-08-02
6790263 Polymide gas separation membranes Yong Ding, Benjamin Bikson 2004-09-14
6723152 Gas separation using membranes formed from blends of perfluorinated polymers Benjamin Bikson, Yong Ding, Johann Katz Leroux 2004-04-20
6716270 Polyimide amic acid salts and polyimide membranes formed therefrom Yong Ding, Benjamin Bikson, James Timothy Macheras 2004-04-06
6540813 Method of preparing composite gas separation membranes from perfluoropolymers Benjamin Bikson, James Timothy Macheras 2003-04-01
6497747 Production and use of improved polyimide separation membranes Yong Ding, Benjamin Bikson 2002-12-24
6290756 Hollow fiber membrane tubesheets of variable epoxy composition and hardness James Timothy Macheras, Cheryl Ford 2001-09-18
5910274 Method of preparing membranes from blends of polymers James Timothy Macheras, Benjamin Bikson 1999-06-08
5891572 Method of preparing membranes from blends of polymers James Timothy Macheras, Benjamin Bikson 1999-04-06
5733657 Method of preparing membranes from blends of polymers James Timothy Macheras, Benjamin Bikson 1998-03-31
5443728 Method of preparing membranes from blends of polyetherimide and polyimide polymers James Timothy Macheras, Benjamin Bikson 1995-08-22
5364454 Fluid separation composite membranes prepared from sulfonated aromatic polymers in lithium salt form Benjamin Bikson 1994-11-15
5356459 Production and use of improved composite fluid separation membranes Benjamin Bikson 1994-10-18
5348569 Modified poly(phenylene oxide) based membranes for enhanced fluid separation Benjamin Bikson, Gertrud Gotz, Yurdagul F. Ozcayir 1994-09-20
5181940 Hollow fiber membranes Benjamin Bikson, James Timothy Macheras 1993-01-26
5131927 Reactive treatment of composite gas separation membranes Benjamin Bikson 1992-07-21
5071448 Semipermeable membranes based on certain sulfonated substituted polysulfone polymers Benjamin Bikson, Gertrud Gotz, Yurdagul F. Ozcayir 1991-12-10
5067971 Process for dehydration of gases and composite permeable membranes therefor Benjamin Bikson, Salvatore Giglia 1991-11-26
5009678 Process for recovery of ammonia from an ammonia-containing gas mixture Benjamin Bikson, Jerry E. Perrin 1991-04-23
4990165 Permeable membranes for enhanced gas separation Benjamin Bikson, James E. Miller 1991-02-05
4919865 Composite membranes of poly (methyl methacrylate) blends, their manufacture and their use 1990-04-24
4881954 Permeable membranes for enhanced gas separation Benjamin Bikson, James E. Miller 1989-11-21
4840819 Method for preparing composite membranes for enhanced gas separation Samuel Williams, Benjamin Bikson, Robert Douglas Burchesky 1989-06-20
4826599 Composite membranes and their manufacture and use Benjamin Bikson 1989-05-02
4822382 Composite membranes, their manufacture and their use 1989-04-18