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WALKER ANDREW

Overview
  • Total Patents
    19
About

WALKER ANDREW has a total of 19 patent applications. Its first patent ever was published in 1996. It filed its patents most often in United States, Australia and United Kingdom. Its main competitors in its focus markets machine tools, semiconductors and surface technology and coating are HUBEI KUANGTONG ELECTRONICS CO LTD, TAZMO CO LTD and DUO TECH CO LTD.

Patent filings in countries

World map showing WALKER ANDREWs patent filings in countries
# Country Total Patents
#1 United States 17
#2 Australia 1
#3 United Kingdom 1

Patent filings per year

Chart showing WALKER ANDREWs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Walker Andrew 17
#2 Puchner Helmut 4
#3 Armstrong Jonathan 3
#4 Bone Daniel 3
#5 Jang Kevin 3
#6 Fung George 2
#7 Dhanraj Sai 2
#8 Vantran John S 1
#9 Bean Frederick R 1
#10 Aurora Walker 1

Latest patents

Publication Filing date Title
US2013337728A1 Portable power tool
US2012080206A1 Dust extraction for power tools
US8283727B1 Circuit with electrostatic discharge protection
US8143673B1 Circuit with electrostatic discharge protection
US2009217422P1 Nematode resistant grape plant rootstock ‘9407-14’
US8129788B1 Capacitor triggered silicon controlled rectifier
US2007237688A1 Fragrance oil dispenser
AU2004210508A1 Hair drying net/hair protector
GB9619538D0 Transaction system