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WELSH J

Overview
  • Total Patents
    30
About

WELSH J has a total of 30 patent applications. Its first patent ever was published in 1968. It filed its patents most often in Australia, Brazil and South Africa. Its main competitors in its focus markets medical technology, electrical machinery and energy and machines are WELSH JOHN, SAFETY TECH INTERNATIONAL INC and CQR SECURITY COMPONENTS LTD.

Patent filings in countries

World map showing WELSH Js patent filings in countries

Patent filings per year

Chart showing WELSH Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Welsh J 6
#2 Williamson J D 5
#3 Williamson J 5
#4 Teeple G 2
#5 Pewton J A 2
#6 Pigman C J 2
#7 Pigman C 1
#8 Gibbs James Whitman 1
#9 Havrilla John Vincent 1
#10 Havrilla John William 1

Latest patents

Publication Filing date Title
IL61742D0 Intrusion alarm system for vehicles
GB2067410A Inducing brain wave patterns
AU7780775A Electrical control apparatus
PH10042A Process for recovering high purity free flowing crystalline manganese dioxide from impure manganese
PH10130A Process for recovering manganese values from low grade oxidized manganese containing ores
US3715035A High capacity portable water purifier
US3744639A Portable water purifier
IE32556L Article surveillance method and system