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DOERNER PROD LTD

Overview
  • Total Patents
    19
About

DOERNER PROD LTD has a total of 19 patent applications. Its first patent ever was published in 1990. It filed its patents most often in Canada, United States and Australia. Its main competitors in its focus markets furniture and games and transport are SAM PASS, ANTON LORENZ and Scandinavian Business Seating AS.

Patent filings in countries

World map showing DOERNER PROD LTDs patent filings in countries
# Country Total Patents
#1 Canada 6
#2 United States 5
#3 Australia 4
#4 WIPO (World Intellectual Property Organization) 4

Patent filings per year

Chart showing DOERNER PROD LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Furniture and games
#2 Transport

Focus technologies

# Technology
#1 Chairs and beds
#2 Vehicle seats

Top inventors

# Name Total Patents
#1 Stumpf William S 16
#2 Patton Art A 6
#3 Doerner Frank 5
#4 Helmond Gerard G 3

Latest patents

Publication Filing date Title
US5573303A Chair seat tilting mechanism
CA2139811A1 Height adjustment mechanism for an occupant support for a chair
CA2125728A1 Lateral adjustment mechanism for a chair armrest
US5484187A Chair armrest adjustment mechanism
US5405189A Chair seat back height adjustment mechanism
AU4056793A Front tilt mechanism for chair
US5356200A Unitary brake for a chair tilt mechanism
US5382077A Height adjustment mechanism for a chair seat back
CA2019521C Handle assembly for chair control mechanism