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APPROPRIATE TECH CORP

Overview
  • Total Patents
    11
About

APPROPRIATE TECH CORP has a total of 11 patent applications. Its first patent ever was published in 1982. It filed its patents most often in United States, Denmark and Norway. Its main competitors in its focus markets civil engineering are PIANA RENATO, ISAMATSU KUNIO and FREY INGE.

Patent filings in countries

World map showing APPROPRIATE TECH CORPs patent filings in countries
# Country Total Patents
#1 United States 8
#2 Denmark 1
#3 Norway 1
#4 WIPO (World Intellectual Property Organization) 1

Patent filings per year

Chart showing APPROPRIATE TECH CORPs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Top inventors

# Name Total Patents
#1 Hausmann Scott 4
#2 May David A 4
#3 Ingold Daniel L 3
#4 Mclane Allan Jr 2
#5 Gardner Bruce C 2
#6 Mclane Jr Allan 2
#7 Bibeau Robert E 1
#8 Scott Hansmann 1
#9 Woolnough James 1
#10 Smith Andrew E 1

Latest patents

Publication Filing date Title
US4921032A Roman shades
US4744403A Retrofittable insulating system for solar rooms
US4610292A Insulating shade assembly with removable cover
US4649981A Edge seal for fabric covers
US4651796A Edge seal and rerailer for insulating shade
WO8404559A1 Insulating shade assembly with removable cover
US4497436A Venting system for insulating window shade
US4516618A Edge seal and rerailer for insulating shade
US4418739A Insulating window covering