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Tadahiko KOBAYAKAWA
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Anjo-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Rechargeable cleaner
Patent number
11,980,335
Issue date
May 14, 2024
Makita Corporation
Ryuji Mitsui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electric work machine
Patent number
11,979,049
Issue date
May 7, 2024
Makita Corporation
Yoshitaka Ichikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rechargeable cleaner having body controller
Patent number
11,925,307
Issue date
Mar 12, 2024
Makita Corporation
Ryuji Mitsui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery pack and method of protecting battery pack
Patent number
11,876,190
Issue date
Jan 16, 2024
Makita Corporation
Tadahiko Kobayakawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Charging control device for suitably performing charging regardless...
Patent number
10,855,089
Issue date
Dec 1, 2020
Makita Corporation
Tadahiko Kobayakawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Battery device and charging device
Patent number
10,418,826
Issue date
Sep 17, 2019
Makita Corporation
Junichi Katayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Charge control device, battery pack, and charger capable of setting...
Patent number
10,222,424
Issue date
Mar 5, 2019
Makita Corporation
Takuya Umemura
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Charge control device, battery pack, and charger
Patent number
9,784,795
Issue date
Oct 10, 2017
Makita Corporation
Takuya Umemura
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Charge control device
Patent number
9,778,321
Issue date
Oct 3, 2017
Makita Corporation
Takuya Umemura
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Battery pack and battery charger that charges based on temperature
Patent number
9,356,464
Issue date
May 31, 2016
Makita Corporation
Miki Tomiyasu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electrical device system and battery pack
Patent number
9,341,681
Issue date
May 17, 2016
Makita Corporation
Tadahiko Kobayakawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Internal temperature estimation unit for battery for electric power...
Patent number
9,186,787
Issue date
Nov 17, 2015
Makita Corporation
Masafumi Noda
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Heat generation amount estimation unit for battery for electric pow...
Patent number
8,885,307
Issue date
Nov 11, 2014
Makita Corporation
Tadahiko Kobayakawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Battery pack for power tool, and power tool
Patent number
8,742,724
Issue date
Jun 3, 2014
Makita Corporation
Hitoshi Suzuki
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Monitoring system for electric power tool, battery pack for electri...
Patent number
8,384,349
Issue date
Feb 26, 2013
Makita Corporation
Hitoshi Suzuki
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Charging system for electric power tool, battery pack for electric...
Patent number
8,330,426
Issue date
Dec 11, 2012
Makita Corporation
Hitoshi Suzuki
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Electric power tool, tool body, and battery pack
Patent number
8,210,273
Issue date
Jul 3, 2012
Makita Corporation
Hitoshi Suzuki
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Patents Applications
last 30 patents
Information
Patent Application
BATTERY PACK AND METHOD OF PROTECTING BATTERY PACK
Publication number
20240106012
Publication date
Mar 28, 2024
MAKITA CORPORATION
Tadahiko KOBAYAKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRIC WORK MACHINE
Publication number
20220115892
Publication date
Apr 14, 2022
MAKITA CORPORATION
Yoshitaka ICHIKAWA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
RECHARGEABLE CLEANER
Publication number
20210274990
Publication date
Sep 9, 2021
Makita Corporation
Ryuji MITSUI
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
RECHARGEABLE CLEANER
Publication number
20210228040
Publication date
Jul 29, 2021
Makita Corporation
Ryuji MITSUI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY PACK AND METHOD OF PROTECTING BATTERY PACK
Publication number
20210098832
Publication date
Apr 1, 2021
MAKITA CORPORATION
Tadahiko KOBAYAKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CHARGING CONTROL DEVICE, AND BATTERY PACK AND CHARGER
Publication number
20190123569
Publication date
Apr 25, 2019
MAKITA CORPORATION
Tadahiko KOBAYAKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CHARGE CONTROL DEVICE, BATTERY PACK, AND CHARGER
Publication number
20180003773
Publication date
Jan 4, 2018
MAKITA CORPORATION
Takuya UMEMURA
G01 - MEASURING TESTING
Information
Patent Application
BATTERY DEVICE AND CHARGING DEVICE
Publication number
20170155254
Publication date
Jun 1, 2017
MAKITA CORPORATION
Junichi KATAYAMA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CHARGE CONTROL DEVICE, BATTERY PACK, AND CHARGER
Publication number
20150372512
Publication date
Dec 24, 2015
MAKITA CORPORATION
Takuya UMEMURA
G01 - MEASURING TESTING
Information
Patent Application
CHARGE CONTROL DEVICE
Publication number
20150153416
Publication date
Jun 4, 2015
MAKITA CORPORATION
Takuya UMEMURA
G01 - MEASURING TESTING
Information
Patent Application
ELECTRICAL DEVICE SYSTEM AND BATTERY PACK
Publication number
20140300366
Publication date
Oct 9, 2014
MAKITA CORPORATION
Tadahiko KOBAYAKAWA
G01 - MEASURING TESTING
Information
Patent Application
BATTERY PACK AND BATTERY CHARGER
Publication number
20140266071
Publication date
Sep 18, 2014
MAKITA CORPORATION
Miki TOMIYASU
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
HEAT GENERATION AMOUNT ESTIMATION UNIT FOR BATTERY FOR ELECTRIC POW...
Publication number
20130033790
Publication date
Feb 7, 2013
Makita Corporation
Tadahiko Kobayakawa
G01 - MEASURING TESTING
Information
Patent Application
INTERNAL TEMPERATURE ESTIMATION UNIT FOR BATTERY FOR ELECTRIC POWER...
Publication number
20130027828
Publication date
Jan 31, 2013
Makita Corporation
Masafumi Noda
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Monitoring system for electric power tool, battery pack for electri...
Publication number
20100085008
Publication date
Apr 8, 2010
Makita Corporation
Hitoshi Suzuki
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Battery pack for power tool, and power tool
Publication number
20100085010
Publication date
Apr 8, 2010
MAKITA CORPORATION
Hitoshi Suzuki
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Electric power tool, tool body, and battery pack
Publication number
20100084150
Publication date
Apr 8, 2010
Makita Corporation
Hitoshi Suzuki
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Charging system for electric power tool, battery pack for electric...
Publication number
20100085020
Publication date
Apr 8, 2010
Makita Corporation
Hitoshi Suzuki
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS