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Zi-Yan Huang
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New Taipei, TW
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Patents Grants
last 30 patents
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Patent Grant
Finger ratchet tool
Patent number
10,513,013
Issue date
Dec 24, 2019
Zi-Yan Huang
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Palm ratchet
Patent number
D777001
Issue date
Jan 24, 2017
Zi-Yan Huang
D08 - Tools and hardware
Patents Applications
last 30 patents
Information
Patent Application
SOCKET FOR TIGHTENING AND LOOSENING NORMAL AND WORN BOLTS
Publication number
20240042581
Publication date
Feb 8, 2024
Yao-Lin Cho
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
SOCKET REMOVABLY ATTACHED TO A TOOL AND HAVING DRIVING PROTRUSIONS
Publication number
20210205963
Publication date
Jul 8, 2021
Yao-Lin Cho
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
SOCKET WITH DRIVING PROTRUSIONS
Publication number
20200023498
Publication date
Jan 23, 2020
Yao-Lin Cho
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
SOCKET WITH DRIVING PROTRUSIONS
Publication number
20190001469
Publication date
Jan 3, 2019
Yao-Lin Cho
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
FINGER RATCHET TOOL
Publication number
20170274506
Publication date
Sep 28, 2017
ZI-YAN HUANG
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
MANUFACTURING STEPS FOR HAND TOOL
Publication number
20170246777
Publication date
Aug 31, 2017
YI-FU CHEN
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS