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Etsuo Tobita
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Urawa-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Weakly basic hindered amines compounds having carbonate skeletons,...
Patent number
9,133,121
Issue date
Sep 15, 2015
Yoshinori Negishi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Weakly basic hindered amines compounds having carbonate skeletons,...
Patent number
8,329,787
Issue date
Dec 11, 2012
Adeka Corporation
Yoshinori Negishi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thermal recording material containing tris(2-Methyl-4-hydroxy-5-t-b...
Patent number
8,154,571
Issue date
Apr 10, 2012
Adeka Corporation
Etsuo Tobita
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Polyester resin composition
Patent number
8,017,678
Issue date
Sep 13, 2011
Adeka Corporation
Takahiro Horikoshi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polylactic acid resin composition, moldings, and process for produc...
Patent number
7,910,643
Issue date
Mar 22, 2011
Adeka Corporation
Etsuo Tobita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optical film
Patent number
7,842,744
Issue date
Nov 30, 2010
Adeka Corporation
Yoshinori Negishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing crystal nucleator composition and crystalline...
Patent number
7,714,046
Issue date
May 11, 2010
Adeka Corporation
Manabu Ishii
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing stabilized polymer
Patent number
7,662,893
Issue date
Feb 16, 2010
Adeka Corporation
Etsuo Tobita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optical film
Patent number
7,553,892
Issue date
Jun 30, 2009
Adeka Corporation
Yoshinori Negishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Nucleating agent composition and crystalline polymer compositions c...
Patent number
7,442,735
Issue date
Oct 28, 2008
Asahi Denka Co., Ltd.
Etsuo Tobita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyester resin container with improved weatherability
Patent number
7,132,499
Issue date
Nov 7, 2006
Asahi Denka Co., Ltd.
Etsuo Tobita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ultraviolet absorber for synthetic resin and synthetic resin compos...
Patent number
7,125,920
Issue date
Oct 24, 2006
Asahi Denka Kogyo K.K.
Yoshinori Negishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polylactic acid resin composition and molded article thereof, and p...
Patent number
7,034,102
Issue date
Apr 25, 2006
Asahi Denka Co., Ltd.
Etsuo Tobita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Granular composite additive for polyolefin, process for producing t...
Patent number
6,787,067
Issue date
Sep 7, 2004
Asahi Denka Kogyo K.K.
Toshinori Yukino
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymeric material composition
Patent number
6,500,887
Issue date
Dec 31, 2002
Asahi Denka Kogyo K.K.
Etsuo Tobita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate resin coextruded article
Patent number
6,333,114
Issue date
Dec 25, 2001
Asahi Denka Kogyo Kabushiki Kaisha
Etsuo Tobita
B32 - LAYERED PRODUCTS
Information
Patent Grant
Crystalline polymer composition
Patent number
6,184,275
Issue date
Feb 6, 2001
Asahi Denka Kogyo Kabushiki Kaisha
Masayuki Takahashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Poly(2,2,6,6-tetramethyl piperidyl amino)-1,3,5-triazines as stabil...
Patent number
4,910,238
Issue date
Mar 20, 1990
Adeka Argus Chemical Co. Ltd.
Yutaka Nakahara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Poly(2,2,6-tetramethyl piperidyl amino)-1,3,5-triazines as stabiliz...
Patent number
4,898,688
Issue date
Feb 6, 1990
Adeka Argus Chemical Co., Ltd.
Yutaka Nakahara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Poly-2,2,6,6-tetramethyl piperidyl amino spiro glycol ether-1,3,5-t...
Patent number
4,885,323
Issue date
Dec 5, 1989
Adeka Argus Chemical Co., Ltd.
Motonobu Minagawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrocarbyl(polyphenol)-poly(2,2,6,6-tetramethyl piperidyl-1,3,5-tr...
Patent number
4,759,871
Issue date
Jul 26, 1988
Adeka Argus Chemical Co., Ltd.
Yutaka Nakahara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrocarbyl(polyphenol)-poly(2,2,6,6-tetramethyl piperidyl-1,3,5-tr...
Patent number
4,760,141
Issue date
Jul 26, 1988
Adeka Argus Chemical Co., Ltd.
Yutaka Nakahara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Poly-2,2,6,6-tetramethyl piperidyl amino spiro glycol ether-1,3,5-t...
Patent number
4,743,688
Issue date
May 10, 1988
Adeka Argus Chemical Co., Ltd.
Motonobu Minagawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrocarbyl(polyphenol)-poly(2,2,6,6-tetramethyl piperidyl-1,3,5-tr...
Patent number
4,740,544
Issue date
Apr 26, 1988
Adeka Argus Chemical Co., Ltd.
Yutaka Nakahara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic bis and tris phosphites and stabilized synthetic resin compo...
Patent number
4,670,492
Issue date
Jun 2, 1987
Adeka Argus Chemical Co., Ltd.
Yutaka Nakahara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bis(2,2,6,6-tetramethylpiperidyl-1,3,5-triazinyl)-spirodiamines and...
Patent number
4,491,643
Issue date
Jan 1, 1985
Adeka Argus Chemical Co., Ltd.
Motonobu Minagawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hindered bisphenol diphosphonites and stabilized synthetic resin co...
Patent number
4,481,317
Issue date
Nov 6, 1984
Adeka Argus Chemical Co., Ltd.
Yutaka Nakahara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2,6-Di-tertiary butyl phenyl pentaerythritol spiro bis-phosphites e...
Patent number
4,371,647
Issue date
Feb 1, 1983
Adeka Argus Chemical Co. Ltd.
Motonobu Minagawa
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Weakly Basic Hindered Amines Compounds Having Carbonate Skeletons,...
Publication number
20130023611
Publication date
Jan 24, 2013
ADEKA CORPORATION
Yoshinori Negishi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NITROXYL COMPOUND, AND POLYMERIZATION INHIBITOR AND POLYMERIZATION...
Publication number
20100305327
Publication date
Dec 2, 2010
ADEKA CORPORATION
Yoshinori Negishi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
THERMAL RECORDING MATERIAL CONTAINING TRIS(2-METHYL- 4-HYDROXY-5-t-...
Publication number
20100249466
Publication date
Sep 30, 2010
ADEKA CORPORATION
Etsuo Tobita
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Weakly Basic Hindered Amines Compounds Having Carbonate Skeletons,...
Publication number
20100190898
Publication date
Jul 29, 2010
Yoshinori Negishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMERIC MATERIAL COMPOSITION
Publication number
20100174015
Publication date
Jul 8, 2010
ADEKA CORPORATION
Yoshinori Negishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polylactic Acid Resin Composition, Moldings, and Process for Produc...
Publication number
20100174017
Publication date
Jul 8, 2010
ADEKA CORPORATION
Etsuo Tobita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
OPTICAL FILM
Publication number
20090258976
Publication date
Oct 15, 2009
Yoshinori Negishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYESTER RESIN COMPOSITION
Publication number
20090176913
Publication date
Jul 9, 2009
ADEKA CORPORATION
Takahiro Horikoshi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PRODUCING CRYSTAL NUCLEATOR COMPOSITION AND CRYSTALLINE...
Publication number
20090156744
Publication date
Jun 18, 2009
Manabu Ishii
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Weakly Basic Hindered Amines Having Carbonate Skeletons, Synthetic...
Publication number
20090111699
Publication date
Apr 30, 2009
ADEKA CORPORATION
Yoshinori Negishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for Producing Stabilized Polymer
Publication number
20080214752
Publication date
Sep 4, 2008
ADEKA CORPORATION
Etsuo Tobita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Optical Film
Publication number
20070215845
Publication date
Sep 20, 2007
Yoshinori Negishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Nucleating agent composition and crystalline polymer compositions c...
Publication number
20070054996
Publication date
Mar 8, 2007
Etsuo Tobita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyester resin container with improved weatherability
Publication number
20050282995
Publication date
Dec 22, 2005
ASAHI DENKA CO., LTD.
Etsuo Tobita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polylactic acid-based resin compositions, molded articles and proce...
Publication number
20050001358
Publication date
Jan 6, 2005
Kenji Nakazawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polylactic acid resin composition and molded article thereof, and p...
Publication number
20040214983
Publication date
Oct 28, 2004
ASAHI DENKA CO., LTD.
Etsuo Tobita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Ultraviolet absorber for synthetic resin and synthetic resin compos...
Publication number
20040099849
Publication date
May 27, 2004
Yoshinori Negishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Nucleating agent and crystalline polymer composition containing the...
Publication number
20030236329
Publication date
Dec 25, 2003
ASAHI DENKA CO., LTD.
Naoshi Kawamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Granular composite additive for polyolefin, process for producing t...
Publication number
20030125432
Publication date
Jul 3, 2003
Toshinori Yukino
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...