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YIH CHENG FACTORY CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    122,466
  • Filing trend
    ⇧ 100.0%
About

YIH CHENG FACTORY CO LTD has a total of 23 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2005. It filed its patents most often in United States, China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machine tools, audio-visual technology and machines are MESENHOELLER HANS, HOKUYOU SANGYO KK and TSAI CHUNG YU.

Patent filings in countries

World map showing YIH CHENG FACTORY CO LTDs patent filings in countries

Patent filings per year

Chart showing YIH CHENG FACTORY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Lin Jack 14
#2 Chien Chih-Hung 7
#3 Wu His-Hsing 1
#4 Chang Yun-Bai 1
#5 Jianguo Lin 1

Latest patents

Publication Filing date Title
US2021114198A1 Multifunctional hand tool
US2020108495A1 Handgrip structure of hand tool
US2020039051A1 Hand tool for improving torque
US9808917B1 Ratchet wrench capable of rotating quickly and driving rotation
US2017361433A1 Ratchet wrench with positioning structure
US2017361436A1 Ratchet wrench having quick release structure
US2017361450A1 Quickly rotary and expandable ratchet wrench
US2017361434A1 Ratchet wrench having positioning mechanism
US2017361435A1 Ratchet wrench having flexible positioning structure
US2017173780A1 Multi-functional toolbox
US2017173765A1 Combinative connector
US2015343619A1 Hand tool with latch structure
US2015321323A1 Ratchet driving mechanism for hand tool
CN102765082A Work piece clamping component
US7931143B1 Toolbox
US2009095138A1 Insulating screwdriver having wear identification function
US2009255840A1 Toolbox with pivoted cover
WO2009026742A1 Screwdriver rod holding structure
US2008087142A1 Screwdriver having quick release tool shank background of the invention
US7174810B1 Selective one-way tool