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Satoshi Akiyama
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Ichihara-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Vertical motion impeller-type shot peening device and coil spring
Patent number
10,836,013
Issue date
Nov 17, 2020
NHK Spring Co., Ltd.
Senri Moriyama
B24 - GRINDING POLISHING
Information
Patent Grant
Vertical motion impeller-type shot peening device and coil spring
Patent number
10,315,287
Issue date
Jun 11, 2019
NHK Spring Co., Ltd.
Senri Moriyama
B24 - GRINDING POLISHING
Information
Patent Grant
Guiding apparatus that maintains attitude of suspended object durin...
Patent number
8,733,537
Issue date
May 27, 2014
NHK Spring Co., Ltd.
Kotaro Nukui
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Ethylene polymer particle having specific intrinsic viscosity and c...
Patent number
7,875,350
Issue date
Jan 25, 2011
Mitsui Chemicals, Inc.
Tetsuhiro Matsumoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for manufacturing an extruded article and an extruded article
Patent number
6,669,885
Issue date
Dec 30, 2003
Mitsui Chemicals, Inc.
Tetsuji Kasai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for manufacturing an extruded article and an extruded article
Patent number
6,503,431
Issue date
Jan 7, 2003
Mitsui Chemicals Inc.
Tetsuji Kasai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Laminated film
Patent number
6,368,721
Issue date
Apr 9, 2002
Mitsui Chemicals, Inc.
Jun Watanabe
B32 - LAYERED PRODUCTS
Information
Patent Grant
Polypropylene-laminated steel sheet
Patent number
5,837,360
Issue date
Nov 17, 1998
Mitsui Chemicals, Inc.
Koujiro Takano
B32 - LAYERED PRODUCTS
Information
Patent Grant
Polypropylene-laminated steel sheet and production thereof
Patent number
5,516,397
Issue date
May 14, 1996
Nippon Steel Corporation
Koujiro Takano
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING MODIFIED ALUMINOSILICATE, MODIFIED ALUMINOSILI...
Publication number
20240216899
Publication date
Jul 4, 2024
MITSUI CHEMICALS, INC.
Nobuhiko HORIUCHI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
VERTICAL MOTION IMPELLER-TYPE SHOT PEENING DEVICE AND COIL SPRING
Publication number
20190232462
Publication date
Aug 1, 2019
NHK Spring Co., Ltd.
Senri MORIYAMA
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
VERTICAL MOTION IMPELLER-TYPE SHOT PEENING DEVICE AND COIL SPRING
Publication number
20170157744
Publication date
Jun 8, 2017
NHK Spring Co., Ltd.
Senri MORIYAMA
B24 - GRINDING POLISHING
Information
Patent Application
GUIDING APPARATUS THAT MAINTAINS ATTITUDE OF SUSPENDED OBJECT DURIN...
Publication number
20130240328
Publication date
Sep 19, 2013
NHK Spring Co., Ltd.
Kotaro NUKUI
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
PROCESS FOR PRODUCING AROMATIC HYDROCARBON AND TRANSITION-METAL-CON...
Publication number
20120142986
Publication date
Jun 7, 2012
Agency for Science Technology and Research
Akihiro Okabe
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Ethylene polymer particle, production method thereof and molded art...
Publication number
20080090081
Publication date
Apr 17, 2008
MITSUI CHEMICALS, INC.
Tetsuhiro Matsumoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process for manufacturing an extruded article and an extruded article
Publication number
20030085486
Publication date
May 8, 2003
Tetsuji Kasai
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL