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Takashi Iwamoto
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Saitama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Steel for nitrocarburizing and nitrocarburized component, and metho...
Patent number
11,959,177
Issue date
Apr 16, 2024
JFE Steel Corporation
Masayuki Kasai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Case hardening steel, method of producing the same, and method of p...
Patent number
11,332,799
Issue date
May 17, 2022
JFE Steel Corporation
Keisuke Ando
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel for nitrocarburizing, and component
Patent number
11,242,593
Issue date
Feb 8, 2022
JFE STEEL CORPORATION
Naoya Ihara
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Case hardening steel, method of producing case hardening steel, and...
Patent number
11,174,543
Issue date
Nov 16, 2021
JFE Steel Corporation
Keisuke Ando
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Sintered calcium phosphate molded body and process for manufacturin...
Patent number
10,981,832
Issue date
Apr 20, 2021
SOFSERA CORPORATION
Takashi Iwamoto
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Deformed reinforcing bar
Patent number
10,774,534
Issue date
Sep 15, 2020
JFE Steel Corporation
Kiyoshi Uwai
E04 - BUILDING
Information
Patent Grant
Mechanical structural component and method for manufacturing same
Patent number
10,618,101
Issue date
Apr 14, 2020
JFE Steel Corporation
Yuta Imanami
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Position measurement device and position measurement method
Patent number
10,399,583
Issue date
Sep 3, 2019
Mitsubishi Electric Corporation
Takashi Iwamoto
B61 - RAILWAYS
Information
Patent Grant
Steel for nitrocarburizing and nitrocarburized component, and metho...
Patent number
10,125,416
Issue date
Nov 13, 2018
JFE Steel Corporation
Yasuhiro Omori
C21 - METALLURGY OF IRON
Information
Patent Grant
Polyacetal resin composition and preparation process thereof
Patent number
8,765,850
Issue date
Jul 1, 2014
ASAHI KASEI CHEMICALS CORPORATION
Takashi Iwamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Code converting apparatus, receiver, and code converting method
Patent number
8,488,649
Issue date
Jul 16, 2013
Mitsubishi Electric Corporation
Takafumi Nagano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical encoder having a single signal track and an optical detecti...
Patent number
8,415,610
Issue date
Apr 9, 2013
Mitsubishi Electric Corporation
Hajime Nakajima
G01 - MEASURING TESTING
Information
Patent Grant
Method for producing steel part having long rolling contact fatigue...
Patent number
8,118,953
Issue date
Feb 21, 2012
JFE Steel Corporation
Takashi Iwamoto
C21 - METALLURGY OF IRON
Information
Patent Grant
Angular velocity/angular acceleration calculator, torque estimator,...
Patent number
7,958,779
Issue date
Jun 14, 2011
Mitsubishi Electric Corporation
Takafumi Nagano
G01 - MEASURING TESTING
Information
Patent Grant
Catalytic converter apparatus for purifying exhaust gas
Patent number
7,767,164
Issue date
Aug 3, 2010
Honda Motor Co., Ltd.
Yoshiaki Matsuzono
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Steel material with excellent rolling fatigue life and method of pr...
Patent number
7,763,124
Issue date
Jul 27, 2010
JFE Steel Corporation
Takashi Iwamoto
C21 - METALLURGY OF IRON
Information
Patent Grant
GPS positioning method and GPS position device
Patent number
7,538,725
Issue date
May 26, 2009
Mitsubishi Electric Corporation
Takashi Iwamoto
G01 - MEASURING TESTING
Information
Patent Grant
Case hardening bearing steel having excellent toughness and rolling...
Patent number
7,413,704
Issue date
Aug 19, 2008
JFE Steel Corporation
Akihiro Matsuzaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Strainer device for fuel tank
Patent number
7,329,339
Issue date
Feb 12, 2008
NIFCO Inc.
Toshihide Kimisawa
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Knocking detection apparatus and detecting method
Patent number
7,174,251
Issue date
Feb 6, 2007
Mitsubishi Denki Kabushiki Kaisha
Takashi Iwamoto
G01 - MEASURING TESTING
Information
Patent Grant
Connecting structure of fuel filter and fuel pump
Patent number
6,964,265
Issue date
Nov 15, 2005
Nifco Inc.
Takashi Iwamoto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Attaching structure for valve device
Patent number
6,932,103
Issue date
Aug 23, 2005
Nifco Inc.
Takashi Iwamoto
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Bearing material
Patent number
6,893,609
Issue date
May 17, 2005
JFE Steel Corporation
Akihiro Matsuzaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Suction filter
Patent number
6,874,643
Issue date
Apr 5, 2005
Nifco Inc.
Takashi Iwamoto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fuel supply apparatus
Patent number
6,619,271
Issue date
Sep 16, 2003
Nifco Inc.
Takashi Iwamoto
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Fuel supply apparatus and fuel supply module
Patent number
6,513,503
Issue date
Feb 4, 2003
Nifco Inc.
Takashi Iwamoto
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Fitness function circuit
Patent number
6,185,547
Issue date
Feb 6, 2001
Mitsubishi Denki Kabushiki Kaisha
J. Barry Shackleford
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
High-strength and high-toughness non heat-treated steel having exce...
Patent number
6,162,389
Issue date
Dec 19, 2000
Kawasaki Steel Corporation
Kazukuni Hase
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Genetic algorithm machine and its production method, and method for...
Patent number
5,970,487
Issue date
Oct 19, 1999
Mitsubishi Denki Kabushiki Kaisha
J. Barry Shackleford
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Pop-up mechanism
Patent number
5,722,703
Issue date
Mar 3, 1998
Nifco Inc.
Takashi Iwamoto
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
STEEL FOR NITROCARBURIZING AND NITROCARBURIZED COMPONENT, AND METHO...
Publication number
20210102283
Publication date
Apr 8, 2021
JFE STEEL CORPORATION
Masayuki KASAI
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL FOR NITROCARBURIZING, AND COMPONENT
Publication number
20200149148
Publication date
May 14, 2020
JFE STEEL CORPORATION
Naoya IHARA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
CASE HARDENING STEEL, METHOD OF PRODUCING CASE HARDENING STEEL, AND...
Publication number
20190352762
Publication date
Nov 21, 2019
JFE STEEL CORPORATION
Keisuke ANDO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR MANUFACTURING RAILWAY VEHICLE WHEEL
Publication number
20190338402
Publication date
Nov 7, 2019
JFE STEEL CORPORATION
Tatsumi KIMURA
B60 - VEHICLES IN GENERAL
Information
Patent Application
CASE HARDENING STEEL, METHOD OF PRODUCING THE SAME, AND METHOD OF P...
Publication number
20190218633
Publication date
Jul 18, 2019
JFE STEEL CORPORATION
Keisuke ANDO
C21 - METALLURGY OF IRON
Information
Patent Application
NOVEL SINTERED CALCIUM PHOSPHATE MOLDED BODY AND PROCESS FOR MANUFA...
Publication number
20190177228
Publication date
Jun 13, 2019
SofSera Corporation
Takashi Iwamoto
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
DEFORMED REINFORCING BAR
Publication number
20190048590
Publication date
Feb 14, 2019
JFE STEEL CORPORATION
Kiyoshi UWAI
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL FOR NITROCARBURIZING AND NITROCARBURIZED COMPONENT, AND METHO...
Publication number
20180105919
Publication date
Apr 19, 2018
JFE STEEL CORPORATION
Masayuki KASAI
C21 - METALLURGY OF IRON
Information
Patent Application
RAILWAY VEHICLE WHEEL AND METHOD FOR MANUFACTURING RAILWAY VEHICLE...
Publication number
20170191149
Publication date
Jul 6, 2017
JFE STEEL CORPORATION
Tatsumi KIMURA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
POSITION MEASUREMENT DEVICE AND POSITION MEASUREMENT METHOD
Publication number
20170029002
Publication date
Feb 2, 2017
Mitsubishi Electric Corporation
Takashi IWAMOTO
B61 - RAILWAYS
Information
Patent Application
MECHANICAL STRUCTURAL COMPONENT AND METHOD FOR MANUFACTURING SAME
Publication number
20160207094
Publication date
Jul 21, 2016
JFE STEEL CORPORATION
Yuta IMANAMI
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL FOR NITROCARBURIZING AND NITROCARBURIZED COMPONENT, AND METHO...
Publication number
20150159261
Publication date
Jun 11, 2015
JFE STEEL CORPORATION
Yasuhiro Omori
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL FOR NITROCARBURIZING AND NITROCARBURIZED COMPONENT USING THE...
Publication number
20150020926
Publication date
Jan 22, 2015
JFE BARS & SHAPES CORPORATION
Takashi Iwamoto
C21 - METALLURGY OF IRON
Information
Patent Application
RANGING APPARATUS, POSITIONING APPARATUS, AND METHODS OF RANGING AN...
Publication number
20110170576
Publication date
Jul 14, 2011
MITSUBISHI ELECTRIC CORPORATION
Takafumi Nagano
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL ENCODER
Publication number
20110049341
Publication date
Mar 3, 2011
Mitsubishi Electric Corporation
Hajime Nakajima
G01 - MEASURING TESTING
Information
Patent Application
POLYACETAL RESIN COMPOSITION AND PREPARATION PROCESS THEREOF
Publication number
20110015321
Publication date
Jan 20, 2011
ASAHI KASEI CHEMICALS CORPORATION
Takashi Iwamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CODE CONVERTING APPARATUS, RECEIVER, AND CODE CONVERTING METHOD
Publication number
20100290505
Publication date
Nov 18, 2010
Mitsubishi Electric Corporation
Takafumi Nagano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR PRODUCING STEEL PART HAVING LONG ROLLING CONTACT FATIGUE...
Publication number
20100139819
Publication date
Jun 10, 2010
JFE STEEL CORPORATION
Takashi Iwamoto
C21 - METALLURGY OF IRON
Information
Patent Application
ANGULAR VELOCITY/ANGULAR ACCELERATION CALCULATOR, TORQUE ESTIMATOR,...
Publication number
20090282903
Publication date
Nov 19, 2009
MITSUBISHI ELECTRIC CORPORATION
Takafumi NAGANO
G01 - MEASURING TESTING
Information
Patent Application
Fuel filter device
Publication number
20090120858
Publication date
May 14, 2009
NIFCO INC.
Takeshi Kojima
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Gps Positioning Method and Gps Position Device
Publication number
20080231509
Publication date
Sep 25, 2008
MITSUBISHI ELECTRIC CORPORATION
Takashi Iwamoto
G01 - MEASURING TESTING
Information
Patent Application
Exhaust gas purification apparatus
Publication number
20070283686
Publication date
Dec 13, 2007
HONDA MOTOR CO., LTD.
Hirosuke Ohkubo
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Catalytic converter apparatus for purifying exhaust gas
Publication number
20070227130
Publication date
Oct 4, 2007
HONDA MOTOR CO., LTD.
Yoshiaki Matsuzono
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Steel part having long rolling contact fatigue life and method for...
Publication number
20070199632
Publication date
Aug 30, 2007
JFE Steel Corporation,a corporation of Japan
Takashi Iwamoto
C21 - METALLURGY OF IRON
Information
Patent Application
Steel material with excellent rolling fatigue life and method of pr...
Publication number
20060081314
Publication date
Apr 20, 2006
JFE STEEL CORPORATION
Takashi Iwamoto
C21 - METALLURGY OF IRON
Information
Patent Application
Connecting structure of fuel filter and fuel pump
Publication number
20050173329
Publication date
Aug 11, 2005
NIFCO INC.
Takashi Iwamoto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Steel for case hardening bearing excellent in toughness and rolling...
Publication number
20050081962
Publication date
Apr 21, 2005
Akihiro Matsuzaki
C21 - METALLURGY OF IRON
Information
Patent Application
Strainer device for fuel tank
Publication number
20050029180
Publication date
Feb 10, 2005
Nifco Inc.
Toshihide Kimisawa
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Strainer device for fuel tank
Publication number
20050029173
Publication date
Feb 10, 2005
Toshihide Kimisawa
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Knocking detection apparatus and detecting method
Publication number
20040244468
Publication date
Dec 9, 2004
Mitsubishi Denki Kabushiki Kaisha
Takashi Iwamoto
G01 - MEASURING TESTING