Junpei Sato

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrical apparatus using battery pack
- Patent number 11,837,741
- Issue date Dec 5, 2023
- KOKI HOLDINGS CO., LTD.
- Takuhiro Murakami
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery pack, electrical device using battery pack, and electrical...
- Patent number 11,824,169
- Issue date Nov 21, 2023
- KOKI HOLDINGS CO., LTD.
- Tomomasa Nishikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery pack, electrical device using battery pack, and electrical...
- Patent number 11,205,820
- Issue date Dec 21, 2021
- KOKI HOLDINGS CO., LTD.
- Hiroyuki Hanawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
BATTERY PACK, ELECTRIC DEVICE USING BATTERY PACK, AND ELECTRIC DEVI...
- Publication number 20240055674
- Publication date Feb 15, 2024
- Koki Holdings Co., Ltd.
- Tomomasa NISHIKAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRICAL APPARATUS USING BATTERY PACK
- Publication number 20200161609
- Publication date May 21, 2020
- Koki Holdings Co., Ltd.
- Takuhiro Murakami
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
BATTERY PACK, ELECTRIC APPLIANCE USING BATTERY PACK, AND ELECTRIC A...
- Publication number 20190259984
- Publication date Aug 22, 2019
- Koki Holdings Co., Ltd.
- Tomomasa NISHIKAWA
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
BATTERY PACK, ELECTRICAL DEVICE USING BATTERY PACK, AND ELECTRICAL...
- Publication number 20190259985
- Publication date Aug 22, 2019
- Koki Holdings Co., Ltd.
- Hiroyuki HANAWA
- H01 - BASIC ELECTRIC ELEMENTS