Zbigniew Tokarski

Person

Woodbury, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Azine-based charge transport materials having two reactive rings
- Patent number 7,534,540
- Issue date May 19, 2009
- Samsung Electronics Co., Ltd.
- Zbigniew Tokarski
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organophotoreceptor with a charge transport material having two epo...
- Patent number 7,521,162
- Issue date Apr 21, 2009
- Samsung Electronics Co., Ltd.
- Nusrallah Jubran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azine-based charge transport materials
- Patent number 7,501,216
- Issue date Mar 10, 2009
- Samsung Electronics Co., Ltd.
- Nusrallah Jubran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrophotographic organophotoreceptors with novel charge transpor...
- Patent number 7,479,357
- Issue date Jan 20, 2009
- Samsung Electronics Co., Ltd.
- Kam W. Law
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charge transport materials having a central disulfane linkage
- Patent number 7,445,877
- Issue date Nov 4, 2008
- Samsung Electronics Co., Ltd.
- Nusrallah Jubran
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Polymeric charge transport compositions
- Patent number 7,432,028
- Issue date Oct 7, 2008
- Samsung Electronics Co., Ltd.
- Vytautas Getautis
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hydrazone-based charge transport materials having an ethylenically...
- Patent number 7,427,460
- Issue date Sep 23, 2008
- Samsung Electronics Co., Ltd.
- Ruta Budreckiene
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic organophotoreceptors with novel charge transpor...
- Patent number 7,358,014
- Issue date Apr 15, 2008
- Samsung Electronics Co., Ltd.
- Kam W. Law
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dry toner blended with wax
- Patent number 7,354,687
- Issue date Apr 8, 2008
- Samsung Electronics Company
- Leonard Stulc
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Organophotoreceptors with a charge transport material having multip...
- Patent number 7,351,508
- Issue date Apr 1, 2008
- Samsung Electronics Co., Ltd.
- Juozas V. Grazulevicius
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aromatic heterocyclic-based charge transport materials having two a...
- Patent number 7,348,116
- Issue date Mar 25, 2008
- Samsung Electronics, Ltd
- Ausra Matoliukstyte
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymeric charge transport materials having repeating units compris...
- Patent number 7,348,112
- Issue date Mar 25, 2008
- Samsung Electronics Co., Ltd.
- Nusrallah Jubran
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymeric charge transport materials having carbazolyl repeating units
- Patent number 7,329,722
- Issue date Feb 12, 2008
- Samsung Electronics Co., Ltd.
- Violeta Vaitkeviciene
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Bridged charge transport materials having a central sulfur atom lin...
- Patent number 7,326,506
- Issue date Feb 5, 2008
- Samsung Electronics Co., Ltd.
- Nusrallah Jubran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Poly(azine)-based charge transport materials
- Patent number 7,320,848
- Issue date Jan 22, 2008
- Samsung Electronics Co., Ltd.
- Zbigniew Tokarski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organophotoreceptor with a charge transport material having two epo...
- Patent number 7,320,849
- Issue date Jan 22, 2008
- Samsung Electronics Co., Ltd.
- Nusrallah Jubran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dry toner comprising entrained wax
- Patent number 7,318,987
- Issue date Jan 15, 2008
- Samsung Electronics Company
- Charles W. Simpson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Hydrazone-based charge transport materials having an unsaturated ac...
- Patent number 7,316,878
- Issue date Jan 8, 2008
- Samsung Electronics Co., Ltd.
- Ruta Budreckiene
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dry toner comprising wax
- Patent number 7,306,886
- Issue date Dec 11, 2007
- Samsung Electronics Company
- Gay L. Herman
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dry electrophotographic toners comprising amphipathic copolymers ha...
- Patent number 7,306,888
- Issue date Dec 11, 2007
- Samsung Electronics Company
- James A. Baker
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Organophotoreceptors with azine-based compounds
- Patent number 7,300,732
- Issue date Nov 27, 2007
- Samsung Electronics Co., Ltd.
- Nusrallah Jubran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organophotoreceptor with charge transport compound having an epoxy...
- Patent number 7,291,431
- Issue date Nov 6, 2007
- Samsung Electronics Co., Ltd.
- Zbigniew Tokarski
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Poly(hydrazone)-based charge transport materials
- Patent number 7,291,433
- Issue date Nov 6, 2007
- Samsung Electronics Co., Ltd.
- Nusrallah Jubran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azine-based charge transport materials
- Patent number 7,261,988
- Issue date Aug 28, 2007
- Samsung Electronics Co. Ltd.
- Zbigniew Tokarski
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azine-based charge transport materials having a bicyclic heterocycl...
- Patent number 7,261,987
- Issue date Aug 28, 2007
- Samsung Electronics Co., Ltd.
- Nusrallah Jubran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Linked dihydrazone-based charge transport compounds
- Patent number 7,244,541
- Issue date Jul 17, 2007
- Samsung Electronics Co., Ltd.
- Zbigniew Tokarski
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bridged charge transport materials having two bicyclic heterocycle...
- Patent number 7,220,523
- Issue date May 22, 2007
- Samsung Electronics Co., Ltd.
- Zbigniew Tokarski
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic organophotoreceptors with novel charge transpor...
- Patent number 7,202,004
- Issue date Apr 10, 2007
- Samsung Electronics Co., Ltd.
- Kam W. Law
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dry electrophotographic toners comprising amphipathic copolymers ha...
- Patent number 7,202,003
- Issue date Apr 10, 2007
- Samsung Electronics Company
- Ronald J. Moudry
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Hydrazone-based charge transport materials
- Patent number 7,202,002
- Issue date Apr 10, 2007
- Samsung Electronics Co., Ltd.
- Zbigniew Tokarski
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Azine-based charge transport materials having two reactive rings
- Publication number 20070148569
- Publication date Jun 28, 2007
- Zbigniew Tokarski
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Organophotoreceptor with charge transport compound having an epoxy...
- Publication number 20060147827
- Publication date Jul 6, 2006
- SAMSUNG ELECTRONICS CO., LTD.
- Zbigniew Tokarski
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Linked dihydrazone-based charge transport compounds
- Publication number 20060127794
- Publication date Jun 15, 2006
- SAMSUNG ELECTRONICS CO., LTD.
- Zbigniew Tokarski
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Dry toner blended with wax
- Publication number 20060093938
- Publication date May 4, 2006
- Leonard Stulc
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Dry toner comprising entrained wax
- Publication number 20060093939
- Publication date May 4, 2006
- Charles W. Simpson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Dry toner comprising wax
- Publication number 20060093940
- Publication date May 4, 2006
- Gay L. Herman
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Organophotoreceptors with a charge transport material having multip...
- Publication number 20060078351
- Publication date Apr 13, 2006
- Juozas V. Grazulevicius
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Aromatic heterocyclic-based charge transport materials having two a...
- Publication number 20060051690
- Publication date Mar 9, 2006
- Ausra Matoliukstyte
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Polymeric charge transport materials having carbazolyl repeating units
- Publication number 20060046172
- Publication date Mar 2, 2006
- Violeta Vaitkeviciene
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Hydrazone-based charge transport materials having an unsaturated ac...
- Publication number 20060046171
- Publication date Mar 2, 2006
- Ruta Budreckiene
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Azine-based charge transport materials having a bicyclic heterocycl...
- Publication number 20060024599
- Publication date Feb 2, 2006
- Nusrallah Jubran
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Hydrazone-based charge transport materials having an ethylenically...
- Publication number 20060024598
- Publication date Feb 2, 2006
- Ruta Budreckiene
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Dry electrophotographic toners comprising amphipathic copolymers ha...
- Publication number 20060003247
- Publication date Jan 5, 2006
- James A. Baker
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Polymeric charge transport materials having repeating units compris...
- Publication number 20060003241
- Publication date Jan 5, 2006
- Nusrallah Jubran
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Dry electrophotographic toners comprising amphipathic copolymers ha...
- Publication number 20060003246
- Publication date Jan 5, 2006
- Ronald J. Moudry
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Charge transport materials having a central disulfane linkage
- Publication number 20050277038
- Publication date Dec 15, 2005
- Nusrallah Jubran
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Bridged charge transport materials having two bicyclic heterocycle...
- Publication number 20050277037
- Publication date Dec 15, 2005
- Zbigniew Tokarski
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Hydrazone-based charge transport materials having a bicyclic hetero...
- Publication number 20050277039
- Publication date Dec 15, 2005
- Ramunas Lygaitis
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Bridged charge transport materials having a central sulfur atom lin...
- Publication number 20050266329
- Publication date Dec 1, 2005
- Nusrallah Jubran
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Positively charged coated electrographic toner particles
- Publication number 20050250032
- Publication date Nov 10, 2005
- Zbigniew Tokarski
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Process for coating particles
- Publication number 20050249871
- Publication date Nov 10, 2005
- Zbigniew Tokarski
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Negatively charged coated electrographic toner particles
- Publication number 20050250035
- Publication date Nov 10, 2005
- Ronald J. Moudry
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Hydrazone-based charge transport materials
- Publication number 20050244733
- Publication date Nov 3, 2005
- Zbigniew Tokarski
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Azine-based charge transport materials having two reactive rings
- Publication number 20050244734
- Publication date Nov 3, 2005
- Zbigniew Tokarski
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Hydrazone-based charge transport materials
- Publication number 20050244732
- Publication date Nov 3, 2005
- Zbigniew Tokarski
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Azine-based charge transport materials
- Publication number 20050238978
- Publication date Oct 27, 2005
- Zbigniew Tokarski
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Poly(hydrazone)-based charge transport materials
- Publication number 20050221212
- Publication date Oct 6, 2005
- Nusrallah Jubran
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Poly(azine)-based charge transport materials
- Publication number 20050221211
- Publication date Oct 6, 2005
- Zbigniew Tokarski
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Hydrazone-based charge transport materials
- Publication number 20050221213
- Publication date Oct 6, 2005
- Nusrallah Jubran
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Organophotoreceptor with charge transport compositions
- Publication number 20050191570
- Publication date Sep 1, 2005
- Zbigniew Tokarski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Zbigniew Tokarski

Person

Patents Grantslast 30 patents

Azine-based charge transport materials having two reactive rings

Organophotoreceptor with a charge transport material having two epo...

Azine-based charge transport materials

Electrophotographic organophotoreceptors with novel charge transpor...

Charge transport materials having a central disulfane linkage

Polymeric charge transport compositions

Hydrazone-based charge transport materials having an ethylenically...

Electrophotographic organophotoreceptors with novel charge transpor...

Dry toner blended with wax

Organophotoreceptors with a charge transport material having multip...

Aromatic heterocyclic-based charge transport materials having two a...

Polymeric charge transport materials having repeating units compris...

Polymeric charge transport materials having carbazolyl repeating units

Bridged charge transport materials having a central sulfur atom lin...

Poly(azine)-based charge transport materials

Organophotoreceptor with a charge transport material having two epo...

Dry toner comprising entrained wax

Hydrazone-based charge transport materials having an unsaturated ac...

Dry toner comprising wax

Dry electrophotographic toners comprising amphipathic copolymers ha...

Organophotoreceptors with azine-based compounds

Organophotoreceptor with charge transport compound having an epoxy...

Poly(hydrazone)-based charge transport materials

Azine-based charge transport materials

Azine-based charge transport materials having a bicyclic heterocycl...

Linked dihydrazone-based charge transport compounds

Bridged charge transport materials having two bicyclic heterocycle...

Electrophotographic organophotoreceptors with novel charge transpor...

Dry electrophotographic toners comprising amphipathic copolymers ha...

Hydrazone-based charge transport materials

Patents Applicationslast 30 patents

Azine-based charge transport materials having two reactive rings

Organophotoreceptor with charge transport compound having an epoxy...

Linked dihydrazone-based charge transport compounds

Dry toner blended with wax

Dry toner comprising entrained wax

Dry toner comprising wax

Organophotoreceptors with a charge transport material having multip...

Aromatic heterocyclic-based charge transport materials having two a...

Polymeric charge transport materials having carbazolyl repeating units

Hydrazone-based charge transport materials having an unsaturated ac...

Azine-based charge transport materials having a bicyclic heterocycl...

Hydrazone-based charge transport materials having an ethylenically...

Dry electrophotographic toners comprising amphipathic copolymers ha...

Polymeric charge transport materials having repeating units compris...

Dry electrophotographic toners comprising amphipathic copolymers ha...

Charge transport materials having a central disulfane linkage

Bridged charge transport materials having two bicyclic heterocycle...

Hydrazone-based charge transport materials having a bicyclic hetero...

Bridged charge transport materials having a central sulfur atom lin...

Positively charged coated electrographic toner particles

Process for coating particles

Negatively charged coated electrographic toner particles

Hydrazone-based charge transport materials

Azine-based charge transport materials having two reactive rings

Hydrazone-based charge transport materials

Azine-based charge transport materials

Poly(hydrazone)-based charge transport materials

Poly(azine)-based charge transport materials

Hydrazone-based charge transport materials

Organophotoreceptor with charge transport compositions