1
Bamdad Bahar, Alex R Hobson, Jeffrey A Kolde, David Zuckerbrod: Ultra-thin integral composite membrane. W L Gore & Associates, Victor M Genco Jr Esq, August 20, 1996: US05547551 (167 worldwide citation)

An ultra-thin composite membrane is provided which includes a base material and an ion exchange resin. The base material is a membrane which is defined by a thickness of less than 1 mil (0.025 mm) and a microstructure characterized by nodes interconnected by fibrils, or a microstructure characterize ...


2
Bamdad Bahar, Alex R Hobson, Jeffrey A Kolde: Integral composite membrane. W L Gore & Associates, Victor M Genco Jr, February 4, 1997: US05599614 (112 worldwide citation)

A composite membrane is provided which includes a base material and an ion exchange resin. The base material has a microstructure characterized by nodes interconnected by fibrils, or a microstructure characterized by fibrils with no nodes present. The ion exchange resin substantially impregnates the ...


3
John E Bacino, Alex R Hobson, Jason J Strid: Porous PTFE materials and articles produced therefrom. Gore Enterprise Holdings, Carol A Lewis White, December 11, 2007: US07306729 (111 worldwide citation)

Novel porous PTFE membranes are described possessing a unique combination of high strength, low flow resistance, and small pore size. Additionally, unique constructions with superior filtration and venting properties incorporating porous PTFE membranes are described.


4
Bamdad Bahar, Alex R Hobson, Jeffrey A Kolde: Electrode apparatus containing an integral composite membrane. W L Gore & Associates, Gary A Samuels Esquire, June 3, 1997: US05635041 (79 worldwide citation)

A composite membrane is provided which includes a base material and an ion exchange resin. The base material has a microstructure characterized by nodes interconnected by fibrils, or a microstructure characterized by fibrils with no nodes present. The ion exchange resin substantially impregnates the ...


5
Bamdad Bahar, Alex R Hobson, Jeffrey A Kolde: Ultra-thin integral composite membrane. W L Gore & Associates, Morgan & Finnegan, July 3, 2001: US06254978 (57 worldwide citation)

An integral composite membrane is provided including a porous polymeric membrane impregnated with a perfluoro ion exchange material to make the micropores of the membrane occlusive and a surfactant having a molecular weight greater than 100 wherein the thickness of the composite membrane is less tha ...


6
Robert L Sassa, Alex R Hobson, Jeffrey C Towler, James H Bushong: Catalyst retaining apparatus and use in an ozone filter. W L Gore & Associates, David J Johns, Carol A Lewis White, April 6, 1999: US05891402 (49 worldwide citation)

The present invention is an improved apparatus and method for using a catalyst to remove contaminants from a fluid stream. Catalytic particles are enmeshed within a highly porous expanded polytetrafluoroethylene (PTFE) substrate. The use of an expanded PTFE substrate provides added strength to the s ...


7
Alex R Hobson, David E Mooney, Stephen K Stark: Conductive filter laminate. W L Gore & Associates, David J Johns, June 18, 1996: US05527569 (44 worldwide citation)

The present invention is an improved electrically conductive filter media particularly suitable for use in applications where static electricity must be dissipated. The filter media of the present invention comprises a microporous filtration layer having electrically conductive particles embedded th ...


8
Alex R Hobson, Stephen J MacKenzie: Ion conducting membrane having high hardness and dimensional stability. Gore Enterprise Holdings, Allan M Wheatcraft, September 2, 2003: US06613203 (27 worldwide citation)

An integral composite membrane comprised of an expanded polytetrafluoroethylene having a morphological structure comprising a microstructure of very highly elongated nodes interconnected by fibrils is imbibed with ionomer. This composite membrane shows a surprising increase in hardness and thereby r ...


9
Alex R Hobson, Robert L Sassa: Ink filter element for printers. Gore Enterprise Holdings, Carol A Lewis White, March 13, 2001: US06199979 (20 worldwide citation)

This present invention relates to a filter element for the filtration of printing fluid within a printer cartridge of a printer. The filter element of the present invention includes a microporous filter media that removes contaminants from printing fluids such as ink, dye, wax, or the like.


10
John C Allen, John E Bacino, Chao Chu, Edward J Daniel, Dean J Gambale, Alex R Hobson, Paul J Zuk: Strings for musical instruments. Gore Enterprise Holdings, Kevin J Boland, May 15, 2007: US07217876 (15 worldwide citation)

Novel musical instrument strings and methods for making the same. Polymer cover combined with a low temperature resin is provided to the strings. Also disclosed are novel plastic materials comprising a film of porous fluoropolymer having UV-cured resin applied to at least a portion of the porosity o ...