Learn more

SPENCER WILLIAM WILFRED

Overview
  • Total Patents
    20
About

SPENCER WILLIAM WILFRED has a total of 20 patent applications. Its first patent ever was published in 1976. It filed its patents most often in WIPO (World Intellectual Property Organization), Australia and South Africa. Its main competitors in its focus markets transport and mechanical elements are HYRAD CORP, VIBRACOUSTIC CV AIR SPRINGS GMBH and KONDO TAKUHIRO.

Patent filings per year

Chart showing SPENCER WILLIAM WILFREDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Transport
#2 Mechanical elements

Focus technologies

# Technology
#1 Vehicle suspension arrangements
#2 Springs

Top inventors

# Name Total Patents
#1 Spencer William Wilfred 19

Latest patents

Publication Filing date Title
ZA201206017B A supplementary vehicle spring assembly
WO2010119402A1 A supplementary vehicle spring assembly
WO2007138448A1 Connector assembly for a supplementary tension spring assembly
AU2096202A A supplementary leaf spring assembly
AU2001100065A8 A supplementary spring assembly and connection means therefor
AU2001100067A4 A supplementary spring assembly and connection means therefor
AU2001100066A8 Spring assembly and connection means therefor
WO0063578A1 A supplementary torsion spring assembly
ZA9807959B A supplementary spring assembly
AP9500716A0 An adjustable coil spring assembly.
ZA9405738B An adjustable coil spring assembly
GB9415618D0 An adjustable coil spring assembly
DE2616726A1 COIL SPRING