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HARTRIDGE LTD LESLIE

Overview
  • Total Patents
    202
About

HARTRIDGE LTD LESLIE has a total of 202 patent applications. Its first patent ever was published in 1952. It filed its patents most often in United Kingdom, United States and France. Its main competitors in its focus markets measurement, engines, pumps and turbines and mechanical elements are LAURENT LEON, OHLSSON & RICE INC and MELCHIOR FREDERICK C.

Patent filings in countries

World map showing HARTRIDGE LTD LESLIEs patent filings in countries

Patent filings per year

Chart showing HARTRIDGE LTD LESLIEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Emerson Reginald Stanley 40
#2 Morris Norman 12
#3 Bussey Stephen 10
#4 Cockburn Barry 10
#5 Taylor Cecil Isaac 10
#6 Hartridge Leslie 9
#7 Shorrock Peter 8
#8 Heath Alastair Eric Frank 7
#9 Rejinarudo Sutanrei Emaason 7
#10 Emerson Reginald S 6

Latest patents

Publication Filing date Title
GB8804831D0 Cutting grinding & milling
GB8804830D0 Adjustable mount for machine head
GB8722639D0 Optical alignment system
GB8708656D0 Machine part
GB8707967D0 Ram for press
GB8602406D0 Securing means
GB8504075D0 Press
GB8502873D0 Securing means
GB8411336D0 A press
GB8411025D0 An anti-backlash device
GB8403749D0 Volumetric metering equipment
GB8403133D0 Means for use in connecting a drive coupling to a non-splined end of a pump drive member
GB8319622D0 A rotary anti-backlash component
JPS5871000A Press
GB2105407A Volumetric metering equipment for fuel injection systems
EP0076556A2 A press
GB2119295A Machine tool
GB2115884A Detecting instants of injection for example in checking the phases of a multi-line fuel injection pump
US4362052A Flowmeter
DE3024004A1 SHAFT COUPLING