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SHAJENG HARDWARE CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    185,499
About

SHAJENG HARDWARE CO LTD has a total of 12 patent applications. Its first patent ever was published in 2003. It filed its patents most often in Taiwan, United States and Germany. Its main competitors in its focus markets machine tools and machines are UTILIS AG, KH INSTRUMENTALNYJ Z and PHILIP WILLIAM LITTLEJOHN.

Patent filings in countries

World map showing SHAJENG HARDWARE CO LTDs patent filings in countries
# Country Total Patents
#1 Taiwan 7
#2 United States 3
#3 Germany 1
#4 Japan 1

Patent filings per year

Chart showing SHAJENG HARDWARE CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Liao Jen Tsung 5
#2 Liao Jen-Tsung 4
#3 Liao Ren-Cong 3

Latest patents

Publication Filing date Title
US2017136564A1 Multi-sectional Drilling and Tapping Apparatus
TWI579080B Multi-staged drilling and tapping device capable of carrying out drilling and tapping at the same time and having automatic alignment correction and low cutting resistance
TW201713437A Drilling tapping device
DE102015101836A1 Core drills for drilling concrete and reinforcements
JP2016132143A Improvement in hole saw structure of drill for reinforced concrete
US2016158851A1 Iron-Cutting Drill
US2015158093A1 Drilling machine
TW201014669A Cutter structure of hole saw
TW200938328A Method for making round hole cutting tool with titanium coating
TW200906540A Cutter handle for holding cutter
TW200512053A The method of punch press of hole cutter is improved