Masami Takai

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Power supply apparatus and magnetic field generation system
- Patent number 11,730,956
- Issue date Aug 22, 2023
- Ricoh Company, Ltd.
- Kazuhito Kishi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Power storage system with integrally formed voltage detecting field...
- Patent number 11,545,700
- Issue date Jan 3, 2023
- Ricoh Company, Ltd.
- Hiromichi Kuriyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sensor sheet, robot hand, and glove
- Patent number 11,493,392
- Issue date Nov 8, 2022
- Ricoh Company, Ltd.
- Hitoshi Kondoh
- A41 - WEARING APPAREL
Information Patent Grant
Method of controlling a switch circuit, storage status adjusting ci...
- Patent number 10,298,027
- Issue date May 21, 2019
- Ricoh Company, Ltd.
- Masami Takai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric power control system
- Patent number 9,780,589
- Issue date Oct 3, 2017
- Ricoh Company, Ltd.
- Masaaki Yoshida
- G05 - CONTROLLING REGULATING
Information Patent Grant
Storage status adjusting circuit, storage status adjusting device,...
- Patent number 9,748,785
- Issue date Aug 29, 2017
- Ricoh Company, Ltd.
- Masami Takai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Storage status adjusting circuit, storage status adjusting device,...
- Patent number 9,742,205
- Issue date Aug 22, 2017
- Ricoh Company, Ltd.
- Masami Takai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of controlling switch circuit, storage status adjusting circ...
- Patent number 9,641,003
- Issue date May 2, 2017
- Ricoh Company, Ltd.
- Masami Takai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply device and electric apparatus
- Patent number 9,620,962
- Issue date Apr 11, 2017
- Ricoh Company, Ltd.
- Masaaki Yoshida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Semiconductor device and voltage regulator
- Patent number 7,550,837
- Issue date Jun 23, 2009
- Ricoh Company, Ltd.
- Keiichi Kimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and voltage regulator
- Patent number 7,061,093
- Issue date Jun 13, 2006
- Ricoh Company, Ltd.
- Keiichi Kimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and manufacture thereof
- Patent number 6,352,880
- Issue date Mar 5, 2002
- Ricoh Company, Ltd.
- Masami Takai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power supply voltage detecting apparatus
- Patent number 6,246,272
- Issue date Jun 12, 2001
- Ricoh Company, Ltd.
- Masami Takai
- G01 - MEASURING TESTING
Information Patent Grant
Hysteresis comparator circuit consuming a small current
- Patent number 6,163,190
- Issue date Dec 19, 2000
- Ricoh Company, Ltd.
- Masami Takai
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
POWER SUPPLY APPARATUS AND MAGNETIC FIELD GENERATION SYSTEM
- Publication number 20230355967
- Publication date Nov 9, 2023
- RICOH COMPANY, LTD.
- Kazuhito Kishi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SENSOR ELEMENT AND SENSOR SYSTEM
- Publication number 20230028286
- Publication date Jan 26, 2023
- RICOH COMPANY, LTD.
- Masami TAKAI
- G01 - MEASURING TESTING
Information Patent Application
POWER STORAGE APPARATUS, CONTROL APPARATUS, AND POWER STORAGE SYSTEM
- Publication number 20220294237
- Publication date Sep 15, 2022
- Ricoh Company, Ltd.
- Masami TAKAI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SENSOR SHEET, ROBOT HAND, AND GLOVE
- Publication number 20210102851
- Publication date Apr 8, 2021
- RICOH COMPANY, LTD.
- Hitoshi KONDOH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER STORAGE SYSTEM AND MANUFACTURING METHOD OF POWER STORAGE SYSTEM
- Publication number 20200243915
- Publication date Jul 30, 2020
- RICOH COMPANY, LTD.
- Hiromichi Kuriyama
- G01 - MEASURING TESTING
Information Patent Application
POWER SUPPLY APPARATUS AND MAGNETIC FIELD GENERATION SYSTEM
- Publication number 20190358448
- Publication date Nov 28, 2019
- RICOH COMPANY, LTD.
- Kazuhito Kishi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHOD OF CONTROLLING A SWITCH CIRCUIT, STORAGE STATUS ADJUSTING CI...
- Publication number 20170063109
- Publication date Mar 2, 2017
- RICOH COMPANY, LTD.
- Masami TAKAI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BATTERY CHARGER, BATTERY CHARGING SYSTEM, AND BATTERY CHARGING METHOD
- Publication number 20150357837
- Publication date Dec 10, 2015
- RICOH COMPANY, LTD.
- Masami Takai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
STORAGE STATUS ADJUSTING CIRCUIT, STORAGE STATUS ADJUSTING DEVICE,...
- Publication number 20150263545
- Publication date Sep 17, 2015
- RICOH COMPANY, LTD.
- Masami Takai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
STORAGE STATUS ADJUSTING CIRCUIT, STORAGE STATUS ADJUSTING DEVICE,...
- Publication number 20150256020
- Publication date Sep 10, 2015
- RICOH COMPANY, LTD.
- Masami Takai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD OF CONTROLLING SWITCH CIRCUIT, STORAGE STATUS ADJUSTING CIRC...
- Publication number 20150256000
- Publication date Sep 10, 2015
- RICOH COMPANY, LTD.
- Masami Takai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRICAL EQUIPMENT AND ELECTRIC POWER CONTROL SYSTEM
- Publication number 20150073614
- Publication date Mar 12, 2015
- RICOH COMPANY, LTD.
- Masaaki YOSHIDA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY DEVICE AND ELECTRIC APPARATUS
- Publication number 20140183954
- Publication date Jul 3, 2014
- RICOH COMPANY, LTD.
- Masaaki Yoshida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Semiconductor device and voltage regulator
- Publication number 20060113632
- Publication date Jun 1, 2006
- Keiichi Kimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and voltage regulator
- Publication number 20040238937
- Publication date Dec 2, 2004
- Keiichi Kimura
- H01 - BASIC ELECTRIC ELEMENTS

Masami Takai

Person

Patents Grantslast 30 patents

Power supply apparatus and magnetic field generation system

Power storage system with integrally formed voltage detecting field...

Sensor sheet, robot hand, and glove

Method of controlling a switch circuit, storage status adjusting ci...

Electric power control system

Storage status adjusting circuit, storage status adjusting device,...

Storage status adjusting circuit, storage status adjusting device,...

Method of controlling switch circuit, storage status adjusting circ...

Power supply device and electric apparatus

Semiconductor device and voltage regulator

Semiconductor device and voltage regulator

Semiconductor device and manufacture thereof

Power supply voltage detecting apparatus

Hysteresis comparator circuit consuming a small current

Patents Applicationslast 30 patents

POWER SUPPLY APPARATUS AND MAGNETIC FIELD GENERATION SYSTEM

SENSOR ELEMENT AND SENSOR SYSTEM

POWER STORAGE APPARATUS, CONTROL APPARATUS, AND POWER STORAGE SYSTEM

SENSOR SHEET, ROBOT HAND, AND GLOVE

POWER STORAGE SYSTEM AND MANUFACTURING METHOD OF POWER STORAGE SYSTEM

POWER SUPPLY APPARATUS AND MAGNETIC FIELD GENERATION SYSTEM

METHOD OF CONTROLLING A SWITCH CIRCUIT, STORAGE STATUS ADJUSTING CI...

BATTERY CHARGER, BATTERY CHARGING SYSTEM, AND BATTERY CHARGING METHOD

STORAGE STATUS ADJUSTING CIRCUIT, STORAGE STATUS ADJUSTING DEVICE,...

STORAGE STATUS ADJUSTING CIRCUIT, STORAGE STATUS ADJUSTING DEVICE,...

METHOD OF CONTROLLING SWITCH CIRCUIT, STORAGE STATUS ADJUSTING CIRC...

ELECTRICAL EQUIPMENT AND ELECTRIC POWER CONTROL SYSTEM

POWER SUPPLY DEVICE AND ELECTRIC APPARATUS

Semiconductor device and voltage regulator

Semiconductor device and voltage regulator