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Toshihiko Manami
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Chiba, JP
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last 30 patents
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Patent Grant
Process for producing polyethylene
Patent number
11,897,976
Issue date
Feb 13, 2024
Sumitomo Chemical Company, Limited
Kensuke Naraki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene-based polymer, method of producing ethylene-based polymer,...
Patent number
11,466,146
Issue date
Oct 11, 2022
Sumitomo Chemical Company, Limited
Takayuki Mino
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
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Patent Application
PROCESS FOR PRODUCING POLYETHYLENE
Publication number
20240076418
Publication date
Mar 7, 2024
Sumitomo Chemical Company, Limited
Kensuke NARAKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
LAMINATED FILM AND BAG
Publication number
20240009981
Publication date
Jan 11, 2024
SUMITOMO CHEMICAL COMPANY, LIMITED
Fumito URANO
B32 - LAYERED PRODUCTS
Information
Patent Application
PROCESS FOR PRODUCING POLYETHYLENE
Publication number
20220325007
Publication date
Oct 13, 2022
Sumitomo Chemical Company, Limited
Kensuke NARAKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ETHYLENE-BASED POLYMER, METHOD OF PRODUCING ETHYLENE-BASED POLYMER,...
Publication number
20210403687
Publication date
Dec 30, 2021
Sumitomo Chemical Company, Limited
Takayuki MINO
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
RESIN PELLET AND METHOD OF PRODUCING RESIN PELLET
Publication number
20210129382
Publication date
May 6, 2021
Sumitomo Chemical Company, Limited
Toshihiko MANAMI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ETHYLENE/ALPHA-OLEFIN COPOLYMER FOR FOAM PRODUCTION, RESIN COMPOSIT...
Publication number
20130053465
Publication date
Feb 28, 2013
Sumitomo Chemical Company, Limited
Toshihiko Manami
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...