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Vilnius, LT
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Patents Grants
last 30 patents
Information
Patent Grant
Method of purifying lignin by subjecting a slurry comprising lignin...
Patent number
10,913,759
Issue date
Feb 9, 2021
Stora Enso Oyj
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for treating microfibrillated cellulose and microfibrillate...
Patent number
9,447,540
Issue date
Sep 20, 2016
Stora Enso Oyj
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for treating cellulose and cellulose treated according to t...
Patent number
9,447,541
Issue date
Sep 20, 2016
Stora Enso Oyj
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
Electrophotographic organophotoreceptors with novel charge transpor...
Patent number
7,452,641
Issue date
Nov 18, 2008
Samsung Electronics Co., Ltd.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
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
Charge transport materials having at least a metallocene group
Patent number
7,378,203
Issue date
May 27, 2008
Samsung Electronics Co., Ltd.
Nusrallah Jubran
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polysilane-based charge transport materials
Patent number
7,344,811
Issue date
Mar 18, 2008
Samsung Electronic Co., Ltd.
Asta Michaleviciute
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
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
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
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
Organophotoreceptor with charge transport compound with an azine group
Patent number
7,189,482
Issue date
Mar 13, 2007
Samsung Electronics Co., Ltd.
Zbigniew Tokarski
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrazone-based charge transport materials
Patent number
7,179,574
Issue date
Feb 20, 2007
Samsung Electronics Co., Ltd.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrazone-based charge transport materials
Patent number
7,169,521
Issue date
Jan 30, 2007
Samsung Electronics Co., Ltd.
Zbigniew Tokarski
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Organophotoreceptor with charge transport material having three ary...
Patent number
7,132,209
Issue date
Nov 7, 2006
Samsung Electronics Co., Ltd.
Juozas Vidas Grazulevicius
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Organophotoreceptor with a charge transport material having at leas...
Patent number
7,118,840
Issue date
Oct 10, 2006
Samsung Electronics Co., LTD
Zbigniew Tokarsi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Azine-based dimeric charge transport materials
Patent number
7,115,347
Issue date
Oct 3, 2006
Samsung Electronics Co., LTD
Zbigniew Tokarski
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Organophotoreceptor with charge transport compound having an epoxy...
Patent number
7,029,812
Issue date
Apr 18, 2006
Samsung Electronics Co., Ltd.
Zbigniew Tokarski
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Linked dihydrazone-based charge transport compounds
Patent number
6,899,984
Issue date
May 31, 2005
Samsung Electronics Co., Ltd.
Zbigniew Tokarski
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrophotographic photoreceptors with novel overcoats
Patent number
6,869,741
Issue date
Mar 22, 2005
Samsung Electronics Co., Ltd.
Jiayi Zhu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic organophotoreceptors with novel charge transpor...
Patent number
6,749,978
Issue date
Jun 15, 2004
Samsung Electronics Co., Ltd.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND DEVICE FOR EVALUATING THE PERMEABILITY OF A SAMPLE
Publication number
20240192115
Publication date
Jun 13, 2024
STORA ENSO OYJ
Robertas Maldzius
G01 - MEASURING TESTING
Information
Patent Application
A METHOD OF PURIFYING LIGNIN BY SUBJECTING A SLURRY COMPRISING LIGN...
Publication number
20170305949
Publication date
Oct 26, 2017
STORA ENSO OYJ
Isto Heiskanen
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR TREATING MICROFIBRILLATED CELLULOSE AND MICROFIBRILLATE...
Publication number
20140088301
Publication date
Mar 27, 2014
STORA ENSO OYJ
Isto Heiskanen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR TREATING CELLULOSE AND CELLULOSE TREATED ACCORDING TO T...
Publication number
20140073774
Publication date
Mar 13, 2014
STORA ENSO OYJ
Isto Heiskanen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Charge transport materials having at least a metallocene group
Publication number
20060210897
Publication date
Sep 21, 2006
Nusrallah Jubran
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Aromatic amine-based charge transport materials having an N,N-divin...
Publication number
20060210896
Publication date
Sep 21, 2006
Nusrallah Jubran
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
Polysilane-based charge transport materials
Publication number
20060093933
Publication date
May 4, 2006
Asta Michaleviciute
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
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
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
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
Hydrazone-based charge transport materials
Publication number
20050221213
Publication date
Oct 6, 2005
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Organophotoreceptor with a charge transport material having at leas...
Publication number
20050147903
Publication date
Jul 7, 2005
Zbigniew Tokarsi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Electrophotographic organophotoreceptors with novel charge transpor...
Publication number
20050147906
Publication date
Jul 7, 2005
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Organophotoreceptor with charge transport material having three ary...
Publication number
20050095518
Publication date
May 5, 2005
Juozas Vidas Grazulevicius
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Organophotoreceptor with charge transport compound with an azine group
Publication number
20050058920
Publication date
Mar 17, 2005
Zbigniew Tokarski
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Azine-based dimeric charge transport materials
Publication number
20040265717
Publication date
Dec 30, 2004
Zbigniew Tokarski
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Organophotoreceptor with a charge transport compound having an epox...
Publication number
20040161685
Publication date
Aug 19, 2004
Vytautas Getautis
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Organophotoreceptor with charge transport compound having an epoxy...
Publication number
20040081903
Publication date
Apr 29, 2004
Zbigniew Tokarski
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Linked dihydrazone-based charge transport compounds
Publication number
20030232261
Publication date
Dec 18, 2003
Zbigniew Tokarski
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Electrophotographic organophotoreceptors with novel charge transpor...
Publication number
20030219662
Publication date
Nov 27, 2003
Samsung Electronics Co. Ltd.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Electrophotographic photoreceptors with noverl overcoats
Publication number
20030054272
Publication date
Mar 20, 2003
Samsung.
Jiayi Zhu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY