Inventor
HANABUSA KAZUYOSHI
JP13 patents
Patents
13 patentsUS4888571ADec 19, 1989
Coil means
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US10811186B2Oct 20, 2020
Magnetic coupling device and wireless power transmission system using the same
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US10650963B2May 12, 2020
Magnetic coupling device and wireless power transmission system using the same
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US10395821B2Aug 27, 2019
Rotary type magnetic coupling device
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US6111763AAug 29, 2000
Switching power supply
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US10498168B2Dec 3, 2019
Wireless power transmission device
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US11336122B2May 17, 2022
Wireless power transmission device and wireless power transmission system
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US11043845B2Jun 22, 2021
Power feeding device and wireless power transmission device
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US10804029B2Oct 13, 2020
Rotary type magnetic coupling device
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US11211823B2Dec 28, 2021
Power transmission device and wireless power transmission system
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US12288993B2Apr 29, 2025
Wireless power receiving device, wireless power transmission device, and wireless power transmission system
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US10305330B2May 28, 2019
Power transmission device
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US10541559B2Jan 21, 2020
Wireless power transmitting device and wireless power transmission system using the same
TDK CORP0 citations39