Kiyohiko Yokota

Person

Ichihara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Petroleum resin, hydrogenated petroleum resin, and production metho...
- Patent number 12,084,537
- Issue date Sep 10, 2024
- Idemitsu Kosan Co., Ltd.
- Kiyohiko Yokota
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Styrene resin, styrene resin composition, molded article thereof, a...
- Patent number 12,071,492
- Issue date Aug 27, 2024
- Idemitsu Kosan Co., Ltd.
- Takuma Aoyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Petroleum resin, hydrogenated petroleum resin, and production metho...
- Patent number 12,043,691
- Issue date Jul 23, 2024
- Idemitsu Kosan Co., Ltd.
- Kiyohiko Yokota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing styrene resin and styrene resin molded article
- Patent number 11,180,584
- Issue date Nov 23, 2021
- Idemitsu Kosan Co., Ltd.
- Takuma Aoyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing α-olefin polymer, α-olefin polymer, and lubri...
- Patent number 9,023,960
- Issue date May 5, 2015
- Idemitsu Kosan Co., Ltd.
- Kiyokazu Katayama
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for producing unsaturated hydrocarbon compound
- Patent number 8,119,850
- Issue date Feb 21, 2012
- Idemitsu Kosan Co., Ltd.
- Shinjiro Fujikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carbonyl compound containing long-chain branched alkyl group
- Patent number 7,402,610
- Issue date Jul 22, 2008
- Idemitsu Kosan Co., Ltd.
- Haruhito Sato
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Alpha-olefin-aromatic vinyl copolymer
- Patent number 6,939,929
- Issue date Sep 6, 2005
- Idemitsu Kosan Co. Ltd.
- Kiyohiko Yokota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst for olefin/styrene copolymerization, and process for produ...
- Patent number 6,838,409
- Issue date Jan 4, 2005
- Idemitsu Petrochemical Co., Ltd.
- Nobuhiro Yabunouchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Olefin copolymers and films and sheets
- Patent number 6,696,527
- Issue date Feb 24, 2004
- Idemitsu Petrochemical Co. Ltd.
- Kiyohiko Yokota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Transition metal compound, catalyst for olefin polymerization, proc...
- Patent number 6,339,135
- Issue date Jan 15, 2002
- Idemitsu Kosan Co., Ltd.
- Takashi Kashiwamura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Multiple crosslinking type transition metal compound used for olefi...
- Patent number 6,171,994
- Issue date Jan 9, 2001
- Idemitsu Kosan Co., Ltd.
- Nobuhiro Yabunouchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymerization catalyst and process for preparing polymer by use of...
- Patent number 6,107,232
- Issue date Aug 22, 2000
- Idemitsu Kosan Co., Ltd.
- Kiyohiko Yokota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Transition metal compound, catalyst for olefin polymerization, proc...
- Patent number 5,854,165
- Issue date Dec 29, 1998
- Idemitsu Kosan Co., Ltd.
- Nobuhiro Yabunouchi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
LUBRICANT COMPOSITION
- Publication number 20240218283
- Publication date Jul 4, 2024
- IDEMITSU KOSAN CO.,LTD.
- Yuji KOMURO
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
STYRENE RESIN, STYRENE RESIN COMPOSITION, MOLDED ARTICLE THEREOF, A...
- Publication number 20230056902
- Publication date Feb 23, 2023
- Idemitsu Kosan Co.,Ltd
- Takuma AOYAMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SATURATED ALIPHATIC HYDROCARBON COMPOUND COMPOSITION, LUBRICANT COM...
- Publication number 20220251461
- Publication date Aug 11, 2022
- IDEMITSU KOSAN CO.,LTD.
- Kiyohiko YOKOTA
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
STYRENE RESIN, STYRENE RESIN COMPOSITION, MOLDED ARTICLE THEREOF, A...
- Publication number 20210371554
- Publication date Dec 2, 2021
- Idemitsu Kosan Co.,Ltd
- Takuma AOYAMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PETROLEUM RESIN, HYDROGENATED PETROLEUM RESIN, AND PRODUCTION METHO...
- Publication number 20200399404
- Publication date Dec 24, 2020
- IDEMITSU KOSAN CO.,LTD.
- Kiyohiko YOKOTA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHOD FOR PRODUCING STYRENE RESIN AND STYRENE RESIN MOLDED ARTICLE
- Publication number 20200377629
- Publication date Dec 3, 2020
- Idemitsu Kosan Co.,Ltd
- Takuma AOYAMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PRODUCING UNSATURATED HYDROCARBON COMPOUND
- Publication number 20130225892
- Publication date Aug 29, 2013
- Idemitsu Kosan Co., Ltd.
- Shinjiro Fujikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING UNSATURATED HYDROCARBON COMPOUND
- Publication number 20120088946
- Publication date Apr 12, 2012
- IDEMITSU KOSAN CO., LTD.
- Shinjiro Fujikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING ALPHA-OLEFIN POLYMER, ALPHA-OLEFIN POLYMER, A...
- Publication number 20120040878
- Publication date Feb 16, 2012
- Idemitsu Kosan Co., Ltd.
- Kiyokazu Katayama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING A-OLEFIN OLIGOMER, A-OLEFIN OLIGOMER, AND LUBR...
- Publication number 20110207977
- Publication date Aug 25, 2011
- Idemitsu Kosan Co., Ltd.
- Shinjiro Fujikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING UNSATURATED HYDROCARBON COMPOUND
- Publication number 20090069614
- Publication date Mar 12, 2009
- IDEMITSU KOSAN CO., LTD.
- Kiyohiko Yokota
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING UNSATURATED HYDROCARBON COMPOUND
- Publication number 20090030255
- Publication date Jan 29, 2009
- Idemitsu Kosan Co., Ltd.
- Shinjiro Fujikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Carbonyl Compound Containing Long-Chain Branched Alkyl Group
- Publication number 20070282123
- Publication date Dec 6, 2007
- Idemitsu Kosan Co., Ltd.
- Haruhito Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Polyolefin-based composite resin, method for production thereof, ca...
- Publication number 20040097366
- Publication date May 20, 2004
- Haruhito Sato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Alpha-olefin-aromatic vinyl copolymer
- Publication number 20020161142
- Publication date Oct 31, 2002
- Kiyohiko Yokota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for producing alpha-olefin/aromatic vinyl copolymer
- Publication number 20020137859
- Publication date Sep 26, 2002
- Kiyohiko Yokota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Kiyohiko Yokota

Person

Patents Grantslast 30 patents

Petroleum resin, hydrogenated petroleum resin, and production metho...

Styrene resin, styrene resin composition, molded article thereof, a...

Petroleum resin, hydrogenated petroleum resin, and production metho...

Method for producing styrene resin and styrene resin molded article

Process for producing α-olefin polymer, α-olefin polymer, and lubri...

Process for producing unsaturated hydrocarbon compound

Carbonyl compound containing long-chain branched alkyl group

Alpha-olefin-aromatic vinyl copolymer

Catalyst for olefin/styrene copolymerization, and process for produ...

Olefin copolymers and films and sheets

Transition metal compound, catalyst for olefin polymerization, proc...

Multiple crosslinking type transition metal compound used for olefi...

Polymerization catalyst and process for preparing polymer by use of...

Transition metal compound, catalyst for olefin polymerization, proc...

Patents Applicationslast 30 patents

LUBRICANT COMPOSITION

STYRENE RESIN, STYRENE RESIN COMPOSITION, MOLDED ARTICLE THEREOF, A...

SATURATED ALIPHATIC HYDROCARBON COMPOUND COMPOSITION, LUBRICANT COM...

STYRENE RESIN, STYRENE RESIN COMPOSITION, MOLDED ARTICLE THEREOF, A...

PETROLEUM RESIN, HYDROGENATED PETROLEUM RESIN, AND PRODUCTION METHO...

METHOD FOR PRODUCING STYRENE RESIN AND STYRENE RESIN MOLDED ARTICLE

PROCESS FOR PRODUCING UNSATURATED HYDROCARBON COMPOUND

PROCESS FOR PRODUCING UNSATURATED HYDROCARBON COMPOUND

PROCESS FOR PRODUCING ALPHA-OLEFIN POLYMER, ALPHA-OLEFIN POLYMER, A...

METHOD FOR PRODUCING A-OLEFIN OLIGOMER, A-OLEFIN OLIGOMER, AND LUBR...

METHOD FOR PRODUCING UNSATURATED HYDROCARBON COMPOUND

PROCESS FOR PRODUCING UNSATURATED HYDROCARBON COMPOUND

Carbonyl Compound Containing Long-Chain Branched Alkyl Group

Polyolefin-based composite resin, method for production thereof, ca...

Alpha-olefin-aromatic vinyl copolymer

Process for producing alpha-olefin/aromatic vinyl copolymer