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SERVOMATIC HYDRAULICS GUILDFOR

Overview
  • Total Patents
    12
About

SERVOMATIC HYDRAULICS GUILDFOR has a total of 12 patent applications. Its first patent ever was published in 1958. It filed its patents most often in United Kingdom, Canada and Switzerland. Its main competitors in its focus markets mechanical elements, machine tools and control are ARNESON HAROLD ELIAS GRANT, WILLYS MORROW COMPANY and RHEINLAND AG MASCHFAB.

Patent filings in countries

World map showing SERVOMATIC HYDRAULICS GUILDFORs patent filings in countries
# Country Total Patents
#1 United Kingdom 4
#2 Canada 2
#3 Switzerland 2
#4 France 2
#5 United States 2

Patent filings per year

Chart showing SERVOMATIC HYDRAULICS GUILDFORs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Norman Douglas Stephenson 2
#2 Stephenson Norman D 2
#3 Stephenson Norman Douglas 1
#4 Wolfendale Caleb Frederick 1
#5 Frederick Wolfendale Caleb 1
#6 Douglas Stephenson Norman 1

Latest patents

Publication Filing date Title
FR1438575A Improvements to internal grinding machines
US3357759A Bearings
FR1434256A Improvements relating to bearings
GB1108591A Improvements in internal grinding machines
GB1121761A Improvements in or relating to hydrostatic journal bearings
GB982674A Improvements in or relating to electrical circuits
US3071758A Potentiometers
GB935241A Improvements in or relating to potentiometers
CA775452A Hydrostatic bearing
CA758312A Internal grinding machines