Learn more

WILLIAMS HOLDINGS LTD EDWARD

Overview
  • Total Patents
    29
About

WILLIAMS HOLDINGS LTD EDWARD has a total of 29 patent applications. Its first patent ever was published in 1958. It filed its patents most often in United Kingdom, Germany and France. Its main competitors in its focus markets mechanical elements, machine tools and machines are PROMA PROD & MARKETING GMBH, OTTO MUELLER and RASMUSSEN JOHN.

Patent filings in countries

World map showing WILLIAMS HOLDINGS LTD EDWARDs patent filings in countries
# Country Total Patents
#1 United Kingdom 13
#2 Germany 5
#3 France 5
#4 United States 5
#5 Austria 1

Patent filings per year

Chart showing WILLIAMS HOLDINGS LTD EDWARDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Keith Stuart Duncan James 7
#2 Ralph Shotter Douglas 6
#3 Edward Fraser Peter 6
#4 Shotter Douglas Ralph 5
#5 Stuart Duncan James Keith 5
#6 Michael Payne John 5
#7 Fraser Peter Edward 4
#8 Payne John Michael 3
#9 Banner John 2
#10 Queenborough Brian 2

Latest patents

Publication Filing date Title
GB1571984A Marine propeller drive units
GB1574597A Marine propeller drive units
US3787132A Clamping arrangement
GB1254431A Chucks
GB1199514A Means for Interconnecting Two Parts.
GB1163946A Device for Holding a Tap in an Automatic Machine Tool
GB1137135A Change-speed power-transmission mechanisms
GB1110872A Hydraulic drives
GB1101943A Change-speed power transmission mechanisms
GB1101944A Change-speed power transmission mechanisms
GB1101945A Change-speed power transmission mechanisms
GB984625A Stock feeding mechanism
GB1014871A Improvements in or relating to copy-turning attachments
GB827123A Tool-turret lathes