Mayumi UMINO

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IBARAKI, JP

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Patents Grantslast 30 patents

Information Patent Grant
Driver
- Patent number 11,198,211
- Issue date Dec 14, 2021
- KOKI HOLDINGS CO., LTD.
- Mayumi Umino
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
DRIVER
- Publication number 20210197350
- Publication date Jul 1, 2021
- Koki Holdings Co., Ltd.
- Mayumi UMINO
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
DRIVING MACHINE
- Publication number 20180036870
- Publication date Feb 8, 2018
- Hitachi Koki Co., Ltd.
- Yoshiichi KOMAZAKI
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS