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TRIST MOULDINGS & SEALS LTD

Overview
  • Total Patents
    15
About

TRIST MOULDINGS & SEALS LTD has a total of 15 patent applications. Its first patent ever was published in 1962. It filed its patents most often in United Kingdom, Sweden and Germany. Its main competitors in its focus markets mechanical elements and engines, pumps and turbines are CATTANEO LEOPOLDO, REDFORD PERCY and HUBEI TIANSHEN IND CO LTD.

Patent filings in countries

World map showing TRIST MOULDINGS & SEALS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 9
#2 Sweden 2
#3 Germany 1
#4 France 1
#5 United States 1
#6 South Africa 1

Patent filings per year

Chart showing TRIST MOULDINGS & SEALS LTDs patent filings per year from 1900 to 2020

Focus technologies

# Technology
#1 Pistons and sealings
#2 Non-positive-displacement pumps

Top inventors

# Name Total Patents
#1 Millar Thomas Ritchie 6
#2 Millar T 3
#3 Denny Douglas Frank 2
#4 Stephens Jack Anthony 2
#5 Newton Sidney Leonard Charles 2
#6 Phillips Joseph John 1
#7 Phillips J 1
#8 Hewett Anthony Reginald George 1
#9 Reid-Smith Donald Alexander Ja 1
#10 Newton Sydney Leonard Charles 1

Latest patents

Publication Filing date Title
US3705728A Rotary shaft seals
GB1283867A Improvements in rotary shaft seals
GB1248323A Improvements in rotary shaft seals
GB1243856A Improvements in sealing ring assemblies
GB1262656A Double acting piston seal
GB1161529A Improvements in Sealing Rings
GB1142265A Improvements relating to sealing rings
GB1056960A Packing rings
GB1096816A Shaft glands
FR1421051A Improvements made to the gland packing
GB1026354A Improvements relating to packing rings