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SAUNDERS INV S LTD

Overview
  • Total Patents
    16
About

SAUNDERS INV S LTD has a total of 16 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United Kingdom, United States and France. Its main competitors in its focus markets mechanical elements are JENKINS BROS LTD, JIANGSU JIANGHENG VALVES CO LTD and DIAMOND ENG KK.

Patent filings in countries

World map showing SAUNDERS INV S LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 9
#2 United States 4
#3 France 2
#4 Canada 1

Patent filings per year

Chart showing SAUNDERS INV S LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements

Focus technologies

# Technology
#1 Venting or aerating devices

Top inventors

# Name Total Patents
#1 Keith Saunders Philip 4
#2 Saunders Philip Keith 1

Latest patents

Publication Filing date Title
GB468664A Diaphragm valves
US2056113A Diaphragm valve
US2096528A Diaphragm valve
US2074240A Diaphragm valve
GB445567A Diaphragm valves
GB442790A Diaphragm valves
GB439701A Diaphragm valves
GB443226A Diaphragm valves
GB434684A Diaphragm valves
GB434665A Diaphragm valves
GB434664A Diaphragm valves
US1855991A Diaphragm valve
GB362084A Diaphragm valves
CA359956A Diaphragm valve