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Minato-ku, Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Polypropylene-based resin composition
Patent number
11,873,392
Issue date
Jan 16, 2024
Prime Polymer Co., Ltd.
Akira Minowa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Propylene-based resin composition
Patent number
11,434,356
Issue date
Sep 6, 2022
Prime Polymer Co., Ltd.
Shuichi Inoue
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polypropylene-based resin composition and molded article
Patent number
11,359,082
Issue date
Jun 14, 2022
Prime Polymer Co., Ltd.
Makoto Imai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Propylene-based polymer, method for producing the same, propylene-b...
Patent number
11,292,899
Issue date
Apr 5, 2022
Mitsui Chemicals, Inc.
Yasuhiro Kai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polypropylene-based foamed molded body and manufacturing method of...
Patent number
11,020,885
Issue date
Jun 1, 2021
Prime Polymer Co., Ltd.
Tatsuji Kawamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Fiber-reinforced polypropylene-based resin composition and molded p...
Patent number
10,858,507
Issue date
Dec 8, 2020
Prime Polymer Co., Ltd.
Yuichi Matsuda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Propylene homopolymer composition for capacitor film, method for pr...
Patent number
10,800,909
Issue date
Oct 13, 2020
Mitsui Chemicals, Inc.
Katsutoshi Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Propylene homopolymer composition for capacitor film, method for pr...
Patent number
10,793,708
Issue date
Oct 6, 2020
Mitsui Chemicals, Inc.
Katsutoshi Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polypropylene resin composition and use thereof
Patent number
10,619,039
Issue date
Apr 14, 2020
Prime Polymer Co., Ltd.
Yusuke Fukuda
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Biaxially-stretched film and ethylene polymer composition
Patent number
10,457,786
Issue date
Oct 29, 2019
Prime Polymer Co., Ltd.
Keiko Kin
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Propylene homopolymer for stress-resistant molded article, composit...
Patent number
10,370,465
Issue date
Aug 6, 2019
Prime Polymer Co., Ltd.
Keita Itakura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polypropylene for film capacitor, biaxially stretched film for film...
Patent number
10,256,041
Issue date
Apr 9, 2019
Prime Polymer Co., Ltd.
Satoshi Tamura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Propylene resin composition and stretched container formed of the same
Patent number
10,053,554
Issue date
Aug 21, 2018
Prime Polymer Co., Ltd.
Hiroyuki Uekita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Polypropylene for microporous film
Patent number
10,011,693
Issue date
Jul 3, 2018
Prime Polymer Co., Ltd.
Yoshio Yanagishita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Polypropylene for film capacitor, polypropylene sheet for film capa...
Patent number
9,449,761
Issue date
Sep 20, 2016
Prime Polymer Co., Ltd.
Noriko Tan
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Long-fiber-reinforced resin composition and molded article thereof
Patent number
9,359,492
Issue date
Jun 7, 2016
Prime Polymer Co., Ltd.
Hirofumi Goda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Blow molding ethylene resin composition and blow molded article the...
Patent number
9,000,116
Issue date
Apr 7, 2015
Prime Polymer Co., Ltd.
Yoshiyuki Hirase
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Polypropylene resin composition
Patent number
8,975,354
Issue date
Mar 10, 2015
Prime Polymer Co., Ltd.
Tatsuya Kusumoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polypropylene resin composition for use in formation of microporous...
Patent number
8,916,644
Issue date
Dec 23, 2014
Toray Battery Separator Film Co., Ltd.
Satoshi Tamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polypropylene resin composition for use in formation of microporous...
Patent number
8,901,240
Issue date
Dec 2, 2014
Mitsui Chemicals Inc.
Satoshi Tamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Carbon fiber-reinforced resin composition
Patent number
8,877,834
Issue date
Nov 4, 2014
Prime Polymer Co., Ltd.
Toru Iwashita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Bridged metallocene compound, olefin polymerization catalyst contai...
Patent number
8,785,574
Issue date
Jul 22, 2014
Mitsui Chemicals, Inc.
Hideki Bando
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Modified polyolefin resin for glass fiber treatment, surface-treate...
Patent number
8,709,586
Issue date
Apr 29, 2014
Prime Polymer Co., Ltd.
Koki Yano
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Expansion injection molding process and mold for expansion injectio...
Patent number
8,691,128
Issue date
Apr 8, 2014
Prime Polymer Co., Ltd.
Tatsuji Kawamura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Polypropylene resin composition
Patent number
8,686,088
Issue date
Apr 1, 2014
Prime Polymer Co., Ltd.
Yoshio Sugimoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Long-fiber-reinforced resin composition and molded article thereof
Patent number
8,680,194
Issue date
Mar 25, 2014
Prime Polymer Co., Ltd.
Hirofumi Goda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin composition for seamless air bag covers, and seamless air bag...
Patent number
8,536,260
Issue date
Sep 17, 2013
Prime Polymer Co., Ltd.
Kazuyuki Iida
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for producing olefin polymer
Patent number
8,445,609
Issue date
May 21, 2013
Mitsui Chemicals, Inc.
Yasushi Tohi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Fiber-reinforced resin composition and molded body thereof
Patent number
8,420,728
Issue date
Apr 16, 2013
Mitsui Chemicals, Inc.
Hirofumi Goda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Foaming polypropylene resin composition and process for producing i...
Patent number
8,318,863
Issue date
Nov 27, 2012
Prime Polymer Co., Ltd.
Tatsuji Kawamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
LAYERED STRUCTURE AND USE THEREOF
Publication number
20250018693
Publication date
Jan 16, 2025
PRIME POLYMER CO., LTD.
Yusuke FUKUDA
B32 - LAYERED PRODUCTS
Information
Patent Application
POLYPROPYLENE-BASED RESIN COMPOSITION AND USE THEREOF
Publication number
20240409732
Publication date
Dec 12, 2024
PRIME POLYMER CO., LTD.
Yusuke FUKUDA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SEALANT FILM AND APPLICATION THEREOF
Publication number
20240308188
Publication date
Sep 19, 2024
Prime Polymer Co., Ltd.
Hayato TSUCHIDA
B32 - LAYERED PRODUCTS
Information
Patent Application
INJECTION MOLDED ARTICLE MADE OF PROPYLENE-BASED POLYMER COMPOSITION
Publication number
20240228760
Publication date
Jul 11, 2024
Prime Polymer Co., Ltd.
Sumiaki FUJII
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ETHYLENE-alpha-OLEFIN COPOLYMER, THERMOPLASTIC RESIN COMPOSITION, F...
Publication number
20240191067
Publication date
Jun 13, 2024
Mitsui Chemicals, Inc.
Shinya MATSUBARA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
ETHYLENE-alpha-OLEFIN COPOLYMER, THERMOPLASTIC RESIN COMPOSITION, A...
Publication number
20240191011
Publication date
Jun 13, 2024
Mitsui Chemicals, Inc.
Shinya MATSUBARA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
INJECTION FOAM MOLDED BODY
Publication number
20240190104
Publication date
Jun 13, 2024
Prime Polymer Co., Ltd.
Tatsuji KAWAMURA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
ETHYLENE RESIN COMPOSITION AND SHAPED ARTICLE
Publication number
20240191068
Publication date
Jun 13, 2024
Mitsui Chemicals, Inc.
Shinya MATSUBARA
B32 - LAYERED PRODUCTS
Information
Patent Application
GLASS FIBER-REINFORCED PROPYLENE-BASED RESIN COMPOSITION
Publication number
20240141151
Publication date
May 2, 2024
Prime Polymer Co., Ltd.
Shigekatsu HIROTA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
STRETCHED FILM, LAMINATE, AND PACKAGE
Publication number
20240052117
Publication date
Feb 15, 2024
Prime Polymer Co., Ltd.
Keiko SEKIYA
B32 - LAYERED PRODUCTS
Information
Patent Application
INJECTION-MOLDED ARTICLE FOR MEDICAL USE
Publication number
20230133898
Publication date
May 4, 2023
Prime Polymer Co., Ltd.
Yuya TANAKA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ETHYLENE RESIN COMPOSITION AND FILM
Publication number
20230119372
Publication date
Apr 20, 2023
Prime Polymer Co., Ltd.
Keiko SEKIYA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MULTILAYER POLYPROPYLENE FILM FOR CAPACITOR
Publication number
20230088053
Publication date
Mar 23, 2023
Prime Polymer Co., Ltd.
Jun BIRUKAWA
B32 - LAYERED PRODUCTS
Information
Patent Application
POLYPROPYLENE-BASED RESIN COMPOSITION AND MOLDED PRODUCT THEREOF
Publication number
20230002602
Publication date
Jan 5, 2023
Prime Polymer Co., Ltd.
Satoshi KUSHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FIBER-REINFORCED POLYPROPYLENE-BASED RESIN COMPOSITION AND METHOD F...
Publication number
20230002569
Publication date
Jan 5, 2023
Prime Polymer Co., Ltd.
Yuichi MATSUDA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
POLYOLEFIN-BASED RESIN COMPOSITION INCLUDING PIGMENT, COLORED RESIN...
Publication number
20220411624
Publication date
Dec 29, 2022
Prime Polymer Co., Ltd.
Shigekatsu HIROTA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
PROPYLENE POLYMER COMPOSITION AND SHAPED ARTICLE
Publication number
20220380585
Publication date
Dec 1, 2022
Prime Polymer Co., Ltd.
Ryoko HIROI
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MATERIAL FOR 3D PRINTING, 3D PRINTED OBJECT, AND METHOD OF MANUFACT...
Publication number
20220340742
Publication date
Oct 27, 2022
Mitsui Chemicals, Inc.
Yuki KONDO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYPROPYLENE RESIN COMPOSITION AND MOLDED ARTICLE COMPRISING THE SAME
Publication number
20220289956
Publication date
Sep 15, 2022
Prime Polymer Co., Ltd.
Akira MINOWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROPYLENE RESIN COMPOSITION, SHAPED ARTICLE AND PROPYLENE POLYMER
Publication number
20220145052
Publication date
May 12, 2022
Mitsui Chemicals, Inc.
Keita ITAKURA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
LONG FIBER-REINFORCED PROPYLENE RESIN COMPOSITION AND LONG FIBER-RE...
Publication number
20210347954
Publication date
Nov 11, 2021
Prime Polymer Co., Ltd.
Akiko ODAWARA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROPYLENE-BASED RESIN COMPOSITION
Publication number
20210246289
Publication date
Aug 12, 2021
Prime Polymer Co., Ltd.
Shuichi INOUE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROPYLENE-BASED POLYMER, METHOD FOR PRODUCING THE SAME, PROPYLENE-B...
Publication number
20210147663
Publication date
May 20, 2021
Mitsui Chemicals, Inc.
Yasuhiro KAI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
LAMINATES AND LIQUID PACKAGING BAGS
Publication number
20210039364
Publication date
Feb 11, 2021
Prime Polymer Co., Ltd.
Sumiaki FUJII
B32 - LAYERED PRODUCTS
Information
Patent Application
RESIN COMPOSITION FOR SEALANT, MULTILAYER FILM FOR SEALANT, HEAT-FU...
Publication number
20210009794
Publication date
Jan 14, 2021
Prime Polymer Co., Ltd.
Keiko SEKIYA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
LAMINATE AND METHOD FOR PRODUCING THE SAME, AND SEALANT FILM
Publication number
20200239663
Publication date
Jul 30, 2020
Prime Polymer Co., Ltd.
Yoshio YANAGISHITA
B32 - LAYERED PRODUCTS
Information
Patent Application
BIAXIALLY-STRETCHED FILM AND ETHYLENE POLYMER COMPOSITION
Publication number
20200002490
Publication date
Jan 2, 2020
Prime Polymer Co., Ltd.
Keiko KIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYPROPYLENE-BASED RESIN COMPOSITION AND MOLDED ARTICLE
Publication number
20190375927
Publication date
Dec 12, 2019
Prime Polymer Co., Ltd.
Makoto IMAI
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
FIBER-REINFORCED POLYPROPYLENE-BASED RESIN COMPOSITION AND MOLDED P...
Publication number
20190144651
Publication date
May 16, 2019
Prime Polymer Co., Ltd.
Yuichi MATSUDA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
POLYPROPYLENE-BASED RESIN COMPOSITION
Publication number
20180327580
Publication date
Nov 15, 2018
Prime Polymer Co., Ltd.
Akira MINOWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Trademark
last 30 trademarks
Information
Trademark
79250284 - MOSDIO
Serial number
79250284
Registration number
5870590
Filing date
Nov 2, 2018
Prime Polymer Co., Ltd.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry