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Masahiro WATANABE
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Yamanashi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Passive guidance mechanism and flying object landing system
Patent number
12,065,242
Issue date
Aug 20, 2024
TOHOKU UNIVERSITY
Masahiro Watanabe
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Aerial vehicle takeoff and landing system, aerial vehicle takeoff a...
Patent number
11,905,037
Issue date
Feb 20, 2024
Tohoku University
Kenjiro Tadakuma
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Fuel cell gas supply and diffusion layer, fuel cell separator and f...
Patent number
11,670,780
Issue date
Jun 6, 2023
Enomoto Co., Ltd.
Hiroshi Yanai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Membrane electrode assembly with a catalyst layer including an inor...
Patent number
11,594,737
Issue date
Feb 28, 2023
Mitsui Mining & Smelting Co., Ltd.
Koji Taniguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Suction gripper
Patent number
11,433,553
Issue date
Sep 6, 2022
TOHOKU UNIVERSITY
Kenjiro Tadakuma
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Light emitting device
Patent number
11,177,423
Issue date
Nov 16, 2021
Citizen Electronics Co., Ltd.
Masahiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting diode
Patent number
D911297
Issue date
Feb 23, 2021
Citizen Electronics Co., Ltd.
Masahiro Watanabe
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Light emitting diode
Patent number
D904989
Issue date
Dec 15, 2020
Citizen Electronics Co., Ltd.
Masahiro Watanabe
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Light-emitting device and method for manufacturing same
Patent number
10,825,963
Issue date
Nov 3, 2020
CITIZEN ELECTRONICS CO., LTD.
Sadato Imai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting diode
Patent number
D895559
Issue date
Sep 8, 2020
Citizen Electronics Co., Ltd.
Shingo Kuriki
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Production method for fine metal particles, production method for f...
Patent number
10,693,146
Issue date
Jun 23, 2020
University of Yamanashi
Masahiro Watanabe
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Fuel-cell separator with a fluid supply and diffusion layer formed...
Patent number
10,566,645
Issue date
Feb 18, 2020
University of Yamanashi
Masahiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light-emitting device and method for manufacturing same
Patent number
10,431,721
Issue date
Oct 1, 2019
CITIZEN ELECTRONICS CO., LTD.
Sadato Imai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Membrane electrode assembly with a catalyst layer including an inor...
Patent number
10,355,285
Issue date
Jul 16, 2019
Mitsui Mining & Smelting Co., Ltd.
Koji Taniguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell system and method for its operation
Patent number
10,333,152
Issue date
Jun 25, 2019
University of Yamanashi
Makoto Uchida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Anion exchange resin, electrolyte membrane for fuel cell, binder fo...
Patent number
10,287,409
Issue date
May 14, 2019
TAKAHATA PRECISION JAPAN CO., LTD.
Manai Shimada
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Hydrogen refining pressure-boosting device
Patent number
10,011,912
Issue date
Jul 3, 2018
University of Yamanashi
Masahiro Watanabe
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
High-molecular-weight electrolyte and use thereof
Patent number
9,985,309
Issue date
May 29, 2018
Kaneka Corporation
Takahiro Miyahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Anion exchange resin, electrolyte membrane for fuel cell, binder fo...
Patent number
9,931,624
Issue date
Apr 3, 2018
TAKAHATA PRECISION JAPAN CO., LTD.
Naoki Yokota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Co-selective methanation catalyst
Patent number
9,522,391
Issue date
Dec 20, 2016
University of Yamanashi
Toshihiro Miyao
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Metallic separator for fuel cells and method of manufacturing the m...
Patent number
9,431,666
Issue date
Aug 30, 2016
University of Yamanashi
Masahiro Watanabe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Metallic separator for fuel cells and method of manufacturing the m...
Patent number
9,099,690
Issue date
Aug 4, 2015
University of Yamanashi
Masahiro Watanabe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Selective CO methanation catalyst, method of producing the same, an...
Patent number
9,005,552
Issue date
Apr 14, 2015
University of Yamanashi
Masahiro Watanabe
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing electrocatalyst
Patent number
8,491,697
Issue date
Jul 23, 2013
Yamanashi University
Masahiro Watanabe
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Catalyst for oxidizing reformed gas
Patent number
6,726,890
Issue date
Apr 27, 2004
Tanaka Kikinzoku Kogyo K.K.
Masahiro Watanabe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Process for the selective oxidation of carbon monoxide in reformed...
Patent number
6,168,772
Issue date
Jan 2, 2001
Masahiro Watanabe
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Anode electrocatalyst for fuel cell and process of preparing same
Patent number
5,922,487
Issue date
Jul 13, 1999
Tanaka Kikinzoku Kogyo K.K.
Masahiro Watanabe
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process of preparing fluorinated material
Patent number
5,869,132
Issue date
Feb 9, 1999
Tanaka Kikinzoku Kogyo K.K.
Masahiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell, electrolytic cell and process of cooling and/or dehumidi...
Patent number
5,846,668
Issue date
Dec 8, 1998
Tanaka Kikinzoku Kogyo K.K.
Masahiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas diffusion electrode for electrochemical cell and process of pre...
Patent number
5,846,670
Issue date
Dec 8, 1998
Tanaka Kikinzoku Kogyo K.K.
Masahiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
GAS DIFFUSION LAYER, SEPARATOR AND ELECTROCHEMICAL REACTOR
Publication number
20240120510
Publication date
Apr 11, 2024
ENOMOTO CO., LTD.
Hiroshi YANAI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GAS DIFFUSION MEMBER, GAS DIFFUSION UNIT, AND FUEL CELL
Publication number
20230147601
Publication date
May 11, 2023
UNIVERSITY OF YAMANASHI
Masahiro WATANABE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PASSIVE GUIDANCE MECHANISM AND FLYING OBJECT LANDING SYSTEM
Publication number
20230045539
Publication date
Feb 9, 2023
TOHOKU UNIVERSITY
Masahiro WATANABE
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
AERIAL VEHICLE TAKEOFF AND LANDING SYSTEM, AERIAL VEHICLE TAKEOFF A...
Publication number
20220274719
Publication date
Sep 1, 2022
TOHOKU UNIVERSITY
Kenjiro TADAKUMA
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
FUEL CELL GAS SUPPLY AND DIFFUSION LAYER, FUEL CELL SEPARATOR AND F...
Publication number
20210242472
Publication date
Aug 5, 2021
ENOMOTO CO., LTD.
Hiroshi YANAI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SUCTION GRIPPER
Publication number
20210122063
Publication date
Apr 29, 2021
Tohoku University
Kenjiro TADAKUMA
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
LIGHT EMITTING DEVICE
Publication number
20200212273
Publication date
Jul 2, 2020
CITIZEN ELECTRONICS CO., LTD.
Masahiro WATANABE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING SAME
Publication number
20190371979
Publication date
Dec 5, 2019
CITIZEN ELECTRONICS CO., LTD.
Sadato IMAI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEMBRANE ELECTRODE ASSEMBLY WITH A CATALYST LAYER INCLUDING AN INOR...
Publication number
20190288297
Publication date
Sep 19, 2019
Mitsui Mining and Smelting Co., Ltd.
Koji TANIGUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING SAME
Publication number
20180204986
Publication date
Jul 19, 2018
CITIZEN ELECTRONICS CO., LTD.
Sadato IMAI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CELL, FUEL CELL STACK, FUEL CELL SYSTEM, AND MEMBRANE ELECTRODE ASS...
Publication number
20180175397
Publication date
Jun 21, 2018
PANASONIC CORPORATION
Haruhiko SHINTANI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ANION EXCHANGE RESIN, ELECTROLYTE MEMBRANE FOR FUEL CELL, BINDER FO...
Publication number
20170267823
Publication date
Sep 21, 2017
TAKAHATA PRECISION JAPAN CO., LTD.
Manai SHIMADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEMBRANE ELECTRODE ASSEMBLY AND SOLID POLYMER FUEL CELL IN WHICH SA...
Publication number
20170141407
Publication date
May 18, 2017
Mitsui Mining and Smelting Co., Ltd.
Koji TANIGUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ANION EXCHANGE RESIN, ELECTROLYTE MEMBRANE FOR FUEL CELL, BINDER FO...
Publication number
20170087545
Publication date
Mar 30, 2017
TAKAHATA PRECISION JAPAN CO., LTD.
Naoki YOKOTA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FUEL CELL SYSTEM AND METHOD FOR ITS OPERATION
Publication number
20170047600
Publication date
Feb 16, 2017
UNIVERSITY OF YAMANASHI
Makoto UCHIDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL-CELL SEPARATOR AND CELL STACK
Publication number
20160260987
Publication date
Sep 8, 2016
UNIVERSITY OF YAMANASHI
Masahiro WATANABE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HYDROGEN REFINING PRESSURE-BOOSTING DEVICE
Publication number
20160168730
Publication date
Jun 16, 2016
UNIVERSITY OF YAMANASHI
Masahiro WATANABE
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
PRODUCTION METHOD FOR FINE METAL PARTICLES, PRODUCTION METHOD FOR F...
Publication number
20160087285
Publication date
Mar 24, 2016
UNIVERSITY OF YAMANASHI
Masahiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Metallic Separator for Fuel Cells and Method of Manufacturing the M...
Publication number
20150295252
Publication date
Oct 15, 2015
UNIVERSITY OF YAMANASHI
Masahiro WATANABE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CO-SELECTIVE METHANATION CATALYST
Publication number
20150246347
Publication date
Sep 3, 2015
UNIVERSITY OF YAMANASHI
Toshihiro Miyao
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HIGH-MOLECULAR-WEIGHT ELECTROLYTE AND USE THEREOF
Publication number
20150064601
Publication date
Mar 5, 2015
Kaneka Corporation
Takahiro Miyahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL REFORMER, SELECTIVE CO METHANATION METHOD, SELECTIVE CO METHAN...
Publication number
20130071318
Publication date
Mar 21, 2013
UNIVERSITY OF YAMANASHI
Kazutoshi HIGASHIYAMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HIGH-POTENTIAL STABLE OXIDE SUPPORT FOR POLYMER ELECTROLYTE FUEL CELL
Publication number
20120295184
Publication date
Nov 22, 2012
Masahiro Watanabe
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SELECTIVE CO METHANATION CATALYST, METHOD OF PRODUCING THE SAME, AN...
Publication number
20120063963
Publication date
Mar 15, 2012
UNIVERSITY OF YAMANASHI
Masahiro WATANABE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Metal Separator For Fuel Cell and Manufacturing Method Thereof
Publication number
20090214926
Publication date
Aug 27, 2009
UNIVERSITY OF YAMANASHI
Masahiro Watanabe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method for Producing Electrocatalyst
Publication number
20080280753
Publication date
Nov 13, 2008
Yamanashi University
Masahiro Watanabe
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Polyimide resin, method of producing polyimide resin, and electroly...
Publication number
20070106057
Publication date
May 10, 2007
Masahiro Watanabe
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Sulfonated aromatic polyethers, process for production thereof, and...
Publication number
20070010631
Publication date
Jan 11, 2007
UNIVERSITY OF YAMANASHI
Masahiro Watanabe
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...