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Patents Grants
last 30 patents
Information
Patent Grant
Power feeding device, power receiving device, and wireless power fe...
Patent number
11,843,259
Issue date
Dec 12, 2023
Semiconductor Energy Laboratory Co., Ltd.
Koichiro Kamata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power feeding device, power receiving device, and wireless power fe...
Patent number
11,424,622
Issue date
Aug 23, 2022
Semiconductor Energy Laboratory Co., Ltd.
Koichiro Kamata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power feeding device and wireless power feeding system
Patent number
10,491,183
Issue date
Nov 26, 2019
Semiconductor Energy Laboratory Co., Ltd.
Koichiro Kamata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Wireless power feeding system and wireless power feeding method
Patent number
10,110,068
Issue date
Oct 23, 2018
Semiconductor Energy Laboratories Co., Ltd.
Yutaka Shionoiri
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power feeding device, wireless power feeding system using the same...
Patent number
10,044,224
Issue date
Aug 7, 2018
Semiconductor Energy Laboratory Co., Ltd.
Koichiro Kamata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power feeding device, power receiving device, and wireless power fe...
Patent number
9,912,170
Issue date
Mar 6, 2018
Semiconductor Energy Laboratory Co., Ltd.
Koichiro Kamata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power feeding device and wireless power feeding system
Patent number
9,837,977
Issue date
Dec 5, 2017
Semiconductor Energy Laboratory Co., Ltd.
Koichiro Kamata
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Wireless power feeding system and wireless power feeding method
Patent number
9,472,974
Issue date
Oct 18, 2016
Semiconductor Energy Laboratory Co., Ltd.
Yutaka Shionoiri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Power feeding device, wireless power feeding system using the same...
Patent number
9,391,476
Issue date
Jul 12, 2016
Semiconductor Energy Laboratory Co., Ltd.
Koichiro Kamata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Power feeding device, power receiving device, and wireless power fe...
Patent number
9,054,544
Issue date
Jun 9, 2015
Semiconductor Energy Laboratory Co., Ltd.
Koichiro Kamata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power feeding device and wireless power feeding system
Patent number
9,024,482
Issue date
May 5, 2015
Semiconductor Energy Laboratory Co., Ltd.
Koichiro Kamata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Wireless power feeding system and wireless power feeding method
Patent number
8,901,777
Issue date
Dec 2, 2014
Semiconductor Energy Laboratory Co., Ltd.
Koichiro Kamata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless power feeding system and wireless power feeding method
Patent number
8,836,170
Issue date
Sep 16, 2014
Semiconductor Energy Laboratory Co., Ltd.
Yutaka Shionoiri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless power feeding system and wireless power feeding method
Patent number
8,811,901
Issue date
Aug 19, 2014
Semiconductor Energy Laboratory Co., Ltd.
Yutaka Shionoiri
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Semiconductor device and method for manufacturing the same
Patent number
8,540,161
Issue date
Sep 24, 2013
Semiconductor Energy Laboratory Co., Ltd.
Yutaka Shionoiri
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
POWER FEEDING DEVICE, POWER RECEIVING DEVICE, AND WIRELESS POWER FE...
Publication number
20220385108
Publication date
Dec 1, 2022
Semiconductor Energy Laboratory Co., Ltd.
Koichiro KAMATA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POWER FEEDING DEVICE, POWER RECEIVING DEVICE, AND WIRELESS POWER FE...
Publication number
20180166885
Publication date
Jun 14, 2018
Semiconductor Energy Laboratory Co., Ltd.
Koichiro KAMATA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POWER FEEDING DEVICE AND WIRELESS POWER FEEDING SYSTEM
Publication number
20180091113
Publication date
Mar 29, 2018
Semiconductor Energy Laboratory Co., Ltd.
Koichiro KAMATA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER FEEDING DEVICE, WIRELESS POWER FEEDING SYSTEM USING THE SAME...
Publication number
20160301254
Publication date
Oct 13, 2016
Semiconductor Energy Laboratory Co., Ltd.
Koichiro KAMATA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER FEEDING DEVICE, POWER RECEIVING DEVICE, AND WIRELESS POWER FE...
Publication number
20150270723
Publication date
Sep 24, 2015
Semiconductor Energy Laboratory Co., Ltd.
Koichiro KAMATA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER FEEDING DEVICE AND WIRELESS POWER FEEDING SYSTEM
Publication number
20150214918
Publication date
Jul 30, 2015
Semiconductor Energy Laboratory Co., Ltd.
Koichiro KAMATA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
WIRELESS POWER FEEDING SYSTEM AND WIRELESS POWER FEEDING METHOD
Publication number
20150008758
Publication date
Jan 8, 2015
Semiconductor Energy Laboratory Co., Ltd.
Yutaka SHIONOIRI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
WIRELESS POWER FEEDING SYSTEM AND WIRELESS POWER FEEDING METHOD
Publication number
20140375263
Publication date
Dec 25, 2014
Yutaka SHIONOIRI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER FEEDING DEVICE AND WIRELESS POWER FEEDING SYSTEM
Publication number
20120187771
Publication date
Jul 26, 2012
Semiconductor Energy Laboratory Co., Ltd.
Koichiro KAMATA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
POWER FEEDING DEVICE, POWER RECEIVING DEVICE, AND WIRELESS POWER FE...
Publication number
20120161529
Publication date
Jun 28, 2012
Semiconductor Energy Laboratory Co., Ltd.
Koichiro KAMATA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER FEEDING DEVICE, WIRELESS POWER FEEDING SYSTEM USING THE SAME...
Publication number
20120062039
Publication date
Mar 15, 2012
Semiconductor Energy Laboratory Co., Ltd.
Koichiro KAMATA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20120024963
Publication date
Feb 2, 2012
SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
Yutaka SHIONOIRI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
WIRELESS POWER FEEDING SYSTEM AND WIRELESS POWER FEEDING METHOD
Publication number
20120025611
Publication date
Feb 2, 2012
Semiconductor Energy Laboratory Co., Ltd.
Koichiro KAMATA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS POWER FEEDING SYSTEM AND WIRELESS POWER FEEDING METHOD
Publication number
20120025631
Publication date
Feb 2, 2012
Semiconductor Energy Laboratory Co., Ltd.
Yutaka SHIONOIRI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
WIRELESS POWER FEEDING SYSTEM AND WIRELESS POWER FEEDING METHOD
Publication number
20120025627
Publication date
Feb 2, 2012
Semiconductor Energy Laboratory Co., Ltd.
Yutaka SHIONOIRI
H04 - ELECTRIC COMMUNICATION TECHNIQUE