Obrecht; Werner

Patent Applications and Registrations

Patent applications and USPTO patent grants for Obrecht; Werner.The latest application filed is for "process for producing nitrile rubbers using ruthenium complex catalysts".

Company Profile

7.89.104

Obrecht; Werner - Moers DE
Obrecht; Werner - US
Obrecht; Werner - Wielenbach DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Process for producing nitrile rubbers using ruthenium complex catalysts Grant 11,407,843 - Obrecht , et al. August 9, 2	2022-08-09
Process for the production of water and solvent-free hydrogenated nitrile rubbers Grant 10,882,980 - Soddemann , et al. January 5, 2	2021-01-05
Process For Producing Nitrile Rubbers Using Ruthenium Complex Catalysts App 20200332030 - OBRECHT; Werner ; et al.	2020-10-22
Functionalized copolymer rubber containing nitrile groups Grant 10,544,234 - Lieber , et al. Ja	2020-01-28
Catalyst compositions and their use for hydrogenation of nitrile rubber Grant 10,508,156 - Obrecht , et al. Dec	2019-12-17
Catalyst compositions and their use for hydrogenation of nitrile rubber Grant 10,500,578 - Obrecht , et al. Dec	2019-12-10
Copolymer rubber containing nitrile groups Grant 10,494,467 - Obrecht , et al. De	2019-12-03
Catalyst Compositions And Their Use For Hydrogenation Of Nitrile Rubber App 20180297022 - OBRECHT; WERNER ; et al.	2018-10-18
Process for the preparation of polymers containing amino groups employing a heterogeneous iron catalyst Grant 10,100,132 - Jentsch , et al. October 16, 2	2018-10-16
Catalyst Compositions And Their Use For Hydrogenation Of Nitrile Rubber App 20180223005 - OBRECHT; Werner ; et al.	2018-08-09
Functionalized nitrile rubbers and the production thereof Grant 10,011,664 - Obrecht , et al. July 3, 2	2018-07-03
Functionalised Nitrile Rubbers And The Production Thereof App 20170190806 - Obrecht; Werner ; et al.	2017-07-06
Process For The Preparation Of Polymers Containing Amino Groups Employing A Heterogeneous Iron Catalyst App 20170081430 - JENTSCH; Joerg-Dietrich ; et al.	2017-03-23
Process for degrading nitrile rubbers in the presence of catalysts having an increased activity Grant 9,593,168 - Obrecht , et al. March 14, 2	2017-03-14
Phenol-containing Hydrogenated Nitrile Rubber App 20160376421 - OBRECHT; WERNER	2016-12-29
Nitrile-butadiene Rubbers That Are Stable In Storage And Method For Producing Same App 20160376422 - Obrecht; Werner	2016-12-29
Hydrogenated Nitrile Rubber Containing Phosphine Oxide Or Diphosphine Oxide App 20160326272 - OBRECHT; WERNER	2016-11-10
Hydrogenated Nitrile Rubber Containing Phosphine Sulfide Or Diphosphine Sulfide App 20160326271 - OBRECHT; WERNER	2016-11-10
Hyrdogenated Nitrile Rubber Containing Phosphine Oxide Or Diphosphine Oxide App 20160326322 - OBRECHT; WERNER	2016-11-10
Phenol-containing Hydrogenated Nitrile Rubbers App 20160326273 - OBRECHT; WERNER	2016-11-10
Method for disintegrating an elastomer and disintegrator Grant 9,475,060 - Reif , et al. October 25, 2	2016-10-25
Copolymer Rubber Containing Nitrile Groups App 20160257773 - OBRECHT; Werner ; et al.	2016-09-08
Functionalized Copolymer Rubber Containing Nitrile Groups App 20160251454 - LIEBER; Susanna ; et al.	2016-09-01
Process For The Production Of Water And Solvent-free Hydrogenated Nitrile Rubbers App 20160145425 - SODDEMANN; Matthias ; et al.	2016-05-26
Microgel-containing vulcanizable composition based on hydrogenated nitrile rubber Grant 9,321,910 - Obrecht , et al. April 26, 2	2016-04-26
Process for the production of water and solvent-free hydrogenated nitrile rubbers Grant 9,249,236 - Soddemann , et al. February 2, 2	2016-02-02
Process For Degrading Nitrile Rubbers In The Presence Of Catalysts Having An Increased Activity App 20150307636 - OBRECHT; Werner ; et al.	2015-10-29
Process for degrading nitrile rubbers in the presence of catalysts having an increased activity Grant 9,115,219 - Obrecht , et al. August 25, 2	2015-08-25
Nitrile rubbers which optionally contain alkylthio terminal groups and which are optionally hydrogenated Grant 9,034,992 - Obrecht , et al. May 19, 2	2015-05-19
Catalyst Compositions And Their Use For Hydrogenation Of Nitrile Rubber App 20150126683 - Obrecht; Werner ; et al.	2015-05-07
Process for reacting chemical compounds in the presence of catalyst systems Grant 8,957,161 - Obrecht , et al. February 17, 2	2015-02-17
Microgel-containing Tread Mixture For Winter Tyres App 20150031790 - Obrecht; Werner ; et al.	2015-01-29
Catalyst Compositions And Their Use For Hydrogenation Of Nitrile Rubber App 20150025199 - Obrecht; Werner ; et al.	2015-01-22
Microgel-containing Vulcanizable Composition Based On Hydrogenated Nitrile Rubber App 20140205782 - OBRECHT; Werner ; et al.	2014-07-24
Method For Disintegrating An Elastomer And Disintegrator App 20140197255 - Reif; Lothar ; et al.	2014-07-17
Method for producing polymeric solids Grant 8,765,842 - Achten , et al. July 1, 2	2014-07-01
Microgel containing vulcanizable composition based on hydrogenated nitrile rubber Grant 8,716,407 - Obrecht , et al. May 6, 2	2014-05-06
Process For Degrading Nitrile Rubbers In The Presence Of Catalysts Having An Increased Activity App 20140066575 - OBRECHT; Werner ; et al.	2014-03-06
Nitrile rubbers Grant 8,664,340 - Obrecht March 4, 2	2014-03-04
Nitrile rubbers which optionally contain alkylthio terminal groups and which are optionally hydrogenated Grant 8,664,315 - Obrecht March 4, 2	2014-03-04
Process For The Production Of Water And Solvent-free Hydrogenated Nitrile Rubbers App 20140024784 - SODDEMANN; Matthias ; et al.	2014-01-23
Microgels combined with functional additives Grant 8,629,205 - Fessenbecker , et al. January 14, 2	2014-01-14
Nitrile Rubbers Which Optionally Contain Alkylthio Terminal Groups And Which Are Optionally Hydrogenated App 20140011915 - OBRECHT; Werner ; et al.	2014-01-09
Nitrile rubbers which optionally contain alkylthio terminal groups and which are optionally hydrogenated Grant 8,623,981 - Obrecht , et al. January 7, 2	2014-01-07
Partially Hydrogenated Nitrile Rubbers App 20130345366 - Obrecht; Werner ; et al.	2013-12-26
Process for degrading nitrile rubbers in the presence of catalysts having an increased activity Grant 8,609,782 - Obrecht , et al. December 17, 2	2013-12-17
Process For Reacting Chemical Compounds In The Presence Of Catalyst Systems App 20130324672 - OBRECHT; Werner ; et al.	2013-12-05
Carbon nanotubes and organic media containing microgels Grant 8,592,512 - Ziser , et al. November 26, 2	2013-11-26
Blends Of Partially Hydrogenated Nitrile Rubber And Silicone Rubber, Vulcanizable Mixtures And Vulcanizates Based Thereon App 20130303700 - Obrecht; Werner ; et al.	2013-11-14
Rubber Mixtures Based On Uncrosslinked Rubbers And Crosslinked Rubber Particles As Well As Multifunctional Isocyanates App 20130280456 - OBRECHT; Werner ; et al.	2013-10-24
Catalyst Systems And Their Use For Metathesis Reactions App 20130261269 - MUELLER; Julia Marie ; et al.	2013-10-03
Catalyst systems and their use for metathesis reactions Grant 8,536,277 - Mueller , et al. September 17, 2	2013-09-17
Process for reacting chemical compounds in the presence of catalyst systems Grant 8,530,584 - Obrecht , et al. September 10, 2	2013-09-10
Process For The Production Of Water And Solvent-free Nitrile Rubbers App 20130211031 - Soddemann; Matthias ; et al.	2013-08-15
Catalysts for metathesis reactions Grant 8,507,398 - Meca , et al. August 13, 2	2013-08-13
Polymer Electrolyte Membrane With Functionalized Nanoparticles App 20130122399 - Reiche; Annette ; et al.	2013-05-16
Nitrile rubbers Grant 8,389,623 - Obrecht March 5, 2	2013-03-05
Microgels combined with functional additives App 20130040864 - Fessenbecker; Achim ; et al.	2013-02-14
Polymer electrolyte membrane with functionalized nanoparticles Grant 8,367,231 - Reiche , et al. February 5, 2	2013-02-05
Metathesis of nitrile rubbers in the presence of transition metal complex catalysts Grant 8,362,154 - Ong , et al. January 29, 2	2013-01-29
Microgel-containing vulcanizable composition based on hydrogenated nitrile rubber App 20120295047 - OBRECHT; Werner ; et al.	2012-11-22
Microgel-containing thermoplastic elastomer composition Grant 8,188,187 - Heiliger , et al. May 29, 2	2012-05-29
Process For Degrading Nitrile Rubbers In The Presence Of Catalysts Having An Increased Activity App 20120116026 - Obrecht; Werner ; et al.	2012-05-10
Rubber mixtures with functionalized diene rubbers and with microgels, a production process, and use of the mixtures Grant 8,173,741 - Steinhauser , et al. May 8, 2	2012-05-08
Storage-stable, Hydroxy-modified Microgel Latices App 20120108724 - Obrecht; Werner	2012-05-03
Method For Producing Polymeric Solids App 20120101216 - Achten; Dirk ; et al.	2012-04-26
Storage-stable, hydroxy-modified microgel latices Grant 8,119,728 - Obrecht February 21, 2	2012-02-21
Use of crosslinked microgels for modifying the temperature-dependent behavior of non-crosslinkable organic media Grant 8,119,581 - Fessenbecker , et al. February 21, 2	2012-02-21
Rubber Mixtures Containing Silane And Having Possibly Functionalized Diene Rubbers And Microgels, A Method For The Production Thereof, And Use Thereof App 20120041129 - Steinhauser; Norbert ; et al.	2012-02-16
Methods for producing rubber mixtures Grant 8,084,547 - Obrecht December 27, 2	2011-12-27
Hydrolysis-resistant polyamide-elastomer mixtures, molded articles produced therefrom and their use App 20110229672 - Hoffmann; Botho ; et al.	2011-09-22
Carbon Nanotubes And Organic Media Containing Microgels App 20110224357 - Ziser; Torsten ; et al.	2011-09-15
Nitrile rubbers which optionally contain alkylthio terminal groups and which are optionally hydrogenated App 20110123747 - Obrecht; Werner ; et al.	2011-05-26
Nitrile rubbers which optionally contain alkylthio terminal groups and which are optionally hydrogenated App 20110123748 - Obrecht; Werner	2011-05-26
Microgel-containing vulcanisable composition Grant 7,947,782 - Hannay , et al. May 24, 2	2011-05-24
Compositions that contain microgels and thickening agents Grant 7,939,594 - Obrecht , et al. May 10, 2	2011-05-10
Gas Diffusion Electrodes Comprising Functionalised Nanoparticles App 20110091788 - Ziser; Torsten ; et al.	2011-04-21
Nitrile rubbers Grant 7,923,518 - Obrecht April 12, 2	2011-04-12
Process For Reacting Chemical Compounds In The Presence Of Catalyst Systems App 20110077360 - Obrecht; Werner ; et al.	2011-03-31
Nitrile rubbers which optionally contain alkylthio terminal groups and which are optionally hydrogenated App 20110059279 - Obrecht; Werner	2011-03-10
Process for the metathetic degradation of nitrile rubber Grant 7,875,683 - Obrecht , et al. January 25, 2	2011-01-25
Microgels in non-crosslinkable organic media Grant 7,842,732 - Ziser , et al. November 30, 2	2010-11-30
Sulfur-crosslinked hydrogenated vinyl polybutadienes, and use thereof for the production of technical rubber articles having good recovery behavior across a large temperature range Grant 7,803,882 - Bischoff , et al. September 28, 2	2010-09-28
Methods For Producing Rubber Mixtures App 20100197829 - Obrecht; Werner	2010-08-05
RUBBER MIXTURES WITH FUNCTIONALIZED DIENE RUBBERS AND WITH MICROGELS, A PRODUCTION PROCESS, AND USE OF THE MIXTURESu App 20100152370 - Steinhauser; Norbert ; et al.	2010-06-17
Catalyst systems and their use for metathesis reactions Grant 7,737,233 - Obrecht , et al. June 15, 2	2010-06-15
Storage-stable, Hydroxy-modified Microgel Latices App 20100120973 - Obrecht; Werner	2010-05-13
Layered-structure Vulcanizates Based On Hydrogenated Vinyl Polybutadiene App 20100112365 - Obrecht; Werner ; et al.	2010-05-06
Catalyst Systems And Their Use For Metathesis Reactions App 20100093944 - Muller; Julia Marie ; et al.	2010-04-15
Catalyst Systems and their use for Metathesis Reactions App 20100087600 - Muller; Julia Maria ; et al.	2010-04-08
Polymer Electrolyte Membrane With Functionalized Nanoparticles App 20100068593 - Reiche; Annette ; et al.	2010-03-18
Process for the metathetic degradation of nitrile rubbers Grant 7,662,889 - Obrecht , et al. February 16, 2	2010-02-16
Sulfur-Crosslinked Hydrogenated Vinyl Polybutadienes, and Use Thereof for the Production of Technical Rubber Articles Having Good Recovery Behavior Across a Large Temperature Range App 20090253892 - Bischoff; Andreas ; et al.	2009-10-08
Process For The Metathetic Degradation Of Nitrile Rubber App 20090076227 - Obrecht; Werner ; et al.	2009-03-19
Catalysts For Metathesis Reactions App 20090076226 - Meca; Ludek ; et al.	2009-03-19
Catalyst Systems And Their Use For Metathesis Reactions App 20090069516 - Obrecht; Werner ; et al.	2009-03-12
Metathesis of Nitrile Rubbers In the Presence of Transition Metal Complex Catalysts App 20090054597 - Ong; Christopher ; et al.	2009-02-26
Method for the degradation of nitrile rubber by metathesis in the presence of ruthenium- or osmium-based catalysts Grant 7,470,750 - Obrecht , et al. December 30, 2	2008-12-30
Nitrile Rubbers App 20080293889 - Obrecht; Werner	2008-11-27
Mercaptan Mixture App 20080293902 - Obrecht; Werner ; et al.	2008-11-27
Nitrile Rubbers App 20080293868 - Obrecht; Werner	2008-11-27
Nitrile Rubbers App 20080293869 - Obrecht; Werner	2008-11-27
Microgel-Containing Thermoplastic Elastomer Composition App 20080249241 - Heiliger; Ludger ; et al.	2008-10-09
Microgel-containing composition App 20080108755 - Heiliger; Ludger ; et al.	2008-05-08
Process for the metathetic degradation of nitrile rubbers App 20080076881 - Obrecht; Werner ; et al.	2008-03-27
Process for degrading nitrile rubbers in the presence of catalysts having an increased activity App 20080064822 - Obrecht; Werner ; et al.	2008-03-13
Microgels In Non-Crosslinkable Organic Media App 20080064768 - Ziser; Torsten ; et al.	2008-03-13
Peroxidically crosslinked hydrogenated vinylpolybutadienes and their use for production of technical rubber products with good recovery performance over a wide temperature range Grant 7,342,084 - Obrecht , et al. March 11, 2	2008-03-11
Microgels in Crosslinkable Organic Media App 20070232733 - Ziser; Torsten ; et al.	2007-10-04
Novel catalyst systems and a process for reacting chemical compounds in the presence of said catalyst systems App 20070208206 - Obrecht; Werner ; et al.	2007-09-06
Microgel-containing composition App 20070191545 - Heiliger; Ludger ; et al.	2007-08-16
Hydrogenated copolymers of unsubstituted and substituted conjugated dienes Grant 7,241,841 - Stere , et al. July 10, 2	2007-07-10
Microgel-containing thermosetting plastics composition App 20070135573 - Ziser; Torsten ; et al.	2007-06-14
Microgel-containing vulcanizable composition based on hydrogenated nitrile rubber App 20070135579 - Obrecht; Werner ; et al.	2007-06-14
Peroxidically crosslinked hydrogenated vinylpolybutadienes and their use for production of technical rubber products with good recovery performance over a wide temperature range App 20070066763 - Obrecht; Werner ; et al.	2007-03-22
Method for the degradation of nitrile rubber by metathesis in the presence of ruthenium- or osmium-based catalysts App 20070049700 - Obrecht; Werner ; et al.	2007-03-01
Hydrogenated vinyl-polybutadienes Grant 7,176,262 - Stere , et al. February 13, 2	2007-02-13
Use of crosslinked microgels for modifying the temperature-dependent behavior of non-crosslinkable organic media App 20060275690 - Fessenbecker; Achim ; et al.	2006-12-07
Microgels combined with functional additives App 20060275691 - Fessenbecker; Achim ; et al.	2006-12-07
Microgel-containing vulcanisable composition App 20060254734 - Hannay; Judy E. ; et al.	2006-11-16
Crosslinked rubber particles modified by amino(meth)acrylate groups Grant 7,134,466 - Obrecht , et al. November 14, 2	2006-11-14
Compositions that contain microgels and thickening agents App 20060252858 - Obrecht; Werner ; et al.	2006-11-09
Hydrogenated copolymers of unsubstituted and substituted conjugated dienes App 20050261439 - Stere, Cristina ; et al.	2005-11-24
Microgels in non-crosslinkable organic media App 20050197443 - Ziser, Torsten ; et al.	2005-09-08
Microgels in crosslinkable organic media App 20050182158 - Ziser, Torsten ; et al.	2005-08-18
Gel-containing rubber compounds with multifunctional isocyanates and polyols Grant 6,908,965 - Obrecht , et al. June 21, 2	2005-06-21
Rubber mixtures containing silica, carbon black and rubber gel Grant 6,809,146 - Obrecht , et al. October 26, 2	2004-10-26
Microgel-containing rubber compounds with phosphoryl polysulfides and vulcanizates or shaped articles prepared therefrom Grant 6,797,780 - Obrecht , et al. September 28, 2	2004-09-28
Crosslinked rubber particles modified by amino(meth)acrylate groups App 20040166317 - Obrecht, Werner ; et al.	2004-08-26
Block copolymer based on conjugated diolefins and polar monomers App 20040167276 - Windisch, Heike ; et al.	2004-08-26
Copolymer/polyol fine-rubber blends by reactive processing with phenol-aldehyde condensate App 20040162390 - Obrecht, Werner ; et al.	2004-08-19
Rubber gels and rubber compounds containing phenolic resin adducts Grant 6,737,478 - Obrecht , et al. May 18, 2	2004-05-18
Block copolymer based on conjugated diolefins and polar monomers Grant 6,734,257 - Windisch , et al. May 11, 2	2004-05-11
Process for preparing emulsion polymers with high purity App 20030236348 - Wendling, Peter ; et al.	2003-12-25
Rubber mixtures based on uncrosslinked rubbers and crosslinked rubber particles and multifunctional isocyanates based on polyuret Grant 6,649,696 - Obrecht , et al. November 18, 2	2003-11-18
Isocyanatosilane-and gel-containing rubber mixtures Grant 6,632,888 - Obrecht , et al. October 14, 2	2003-10-14
NBR gels in butyl rubber compounds Grant 6,620,886 - Obrecht , et al. September 16, 2	2003-09-16
Rubber mixtures and vulcanizates containing agglomerated rubber gels Grant 6,620,866 - Obrecht , et al. September 16, 2	2003-09-16
Process for the production of cross-linked rubber particles Grant 6,605,671 - Obrecht August 12, 2	2003-08-12
Method for polymerizing conjugated diolefins (dienes) with rare earth catalysts in the presence of vinylaromatic solvents App 20030134999 - Windisch, Heike ; et al.	2003-07-17
Rubber mixtures containing silica, carbon black and rubber gel App 20030092827 - Obrecht, Werner ; et al.	2003-05-15
Block copolymer based on conjugated diolefins and polar monomers App 20020183467 - Windisch, Heike ; et al.	2002-12-05
Gel-containing rubber compounds with multifunctional isocyanates and polyols App 20020177661 - Obrecht, Werner ; et al.	2002-11-28
Rubber gels and rubber compounds containing phenolic resin adducts App 20020161119 - Obrecht, Werner ; et al.	2002-10-31
Rubber mixes containing polyether/diolefin rubbers and use thereof in particular for the production of tires with low rolling resistance App 20020132926 - Scholl, Thomas ; et al.	2002-09-19
Rubber mixtures based on uncrosslinked rubbers and crosslinked rubber particles and multifunctional isocyanates based on polyuret App 20020123564 - Obrecht, Werner ; et al.	2002-09-05
NBR gels in butyl rubber compounds App 20020111432 - Obrecht, Werner ; et al.	2002-08-15
Gel-containing rubber mixtures with inorganic peroxides App 20020086944 - Obrecht, Werner ; et al.	2002-07-04
Microgel-containing rubber compounds with phosphoryl polysulfides and vulcanizates or shaped articles prepared therefrom App 20020082364 - Obrecht, Werner ; et al.	2002-06-27
Process for the production of cross-linked rubber particles App 20020077414 - Obrecht, Werner	2002-06-20
Catalyst system for the polymerization of dienes App 20020077433 - Becke, Sigurd ; et al.	2002-06-20
Microgel-containing rubber compounds which comprise sulfur-containing organosilicon compounds Grant 6,399,706 - Obrecht , et al. June 4, 2	2002-06-04
Catalyst system for the polymerization of olefins App 20020058765 - Becke, Sigurd ; et al.	2002-05-16
Isocyanatosilane-and microgel-containing rubber mixtures App 20020049282 - Obrecht, Werner ; et al.	2002-04-25
Microgel-containing rubber mixtures with masked bi-functional mercaptans and vulcanization products produced therefrom Grant 6,372,857 - Obrecht , et al. April 16, 2	2002-04-16
Polybutadienes with a reduced solution viscosity/mooney viscosity ratio App 20020035226 - Steinhauser, Norbert ; et al.	2002-03-21
Gel-containing rubber compounds for tire components subjected to dynamic stress App 20010051685 - Obrecht, Werner ; et al.	2001-12-13
Method for polymerizing conjugated diolefins (dienes) with catalysts based on cobalt compounds in the presence of vinylaromatic solvents Grant 6,310,151 - Windisch , et al. October 30, 2	2001-10-30
Rubber mixtures based on uncrosslinked rubbers and crosslinked rubber particles as well as multifunctional isocyanates App 20010006995 - Obrecht, Werner ; et al.	2001-07-05
Rubber composition, method of formulating and blending the same and article and tires made therefrom Grant 6,242,534 - Obrecht , et al. June 5, 2	2001-06-05
Rubber composition, method of adding and blending the composition and vehicle tire made from the composition Grant 6,207,757 - Obrecht , et al. March 27, 2	2001-03-27
Rubber mixtures containing surface-modified cross-linked rubber gels Grant 6,184,296 - Obrecht , et al. February 6, 2	2001-02-06
Rubber composition, method of formulating the composition and vehicle tire made from the composition Grant 6,133,364 - Obrecht , et al. October 17, 2	2000-10-17
Rubber mixtures which contain SBR rubber gels Grant 6,127,488 - Obrecht , et al. October 3, 2	2000-10-03
Initiator systems containing vanadium tetrachloride for the (co)polymerization of isoolefins Grant 6,015,841 - Langstein , et al. January 18, 2	2000-01-18
Recovery of hydrogenation catalysts from solutions of hydrogenated nitrile rubber Grant 5,403,566 - Panster , et al. April 4, 1	1995-04-04
Rubber mixtures containing polybutadiene gel Grant 5,395,891 - Obrecht , et al. March 7, 1	1995-03-07
Process for the production of metal carboxylates and their use for the polymerization of monomers suitable for Ziegler-Natta polymerization Grant 5,220,045 - Knauf , et al. June 15, 1	1993-06-15
Method and an apparatus for singling stacked cards Grant 5,106,260 - Obrecht April 21, 1	1992-04-21
Process for the preparation of ethylene/vinyl acetate copolymers with increased strength, the new ethylene/vinyl acetate copolymers and their use Grant 5,093,450 - Baade , et al. * March 3, 1	1992-03-03
Laminated materials of pretreated fibre material and vulcanization products of hydrogenated nitrile rubber Grant 4,826,721 - Obrecht , et al. May 2, 1	1989-05-02
Carrier element for an IC module Grant 4,617,605 - Obrecht , et al. October 14, 1	1986-10-14
Card identification system Grant 4,484,067 - Obrecht November 20, 1	1984-11-20