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CONTROLLED ENVIRONMENTS LTD

Overview
  • Total Patents
    13
About

CONTROLLED ENVIRONMENTS LTD has a total of 13 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Canada, United States and Germany. Its main competitors in its focus markets environmental technology, agriculture and consumer goods are J T PROVENCE SA, Qidong jiangyuan feed co ltd and STERLING SQUARE SPRINKLER CO.

Patent filings in countries

World map showing CONTROLLED ENVIRONMENTS LTDs patent filings in countries
# Country Total Patents
#1 Canada 6
#2 United States 4
#3 Germany 1
#4 United Kingdom 1
#5 Sweden 1

Patent filings per year

Chart showing CONTROLLED ENVIRONMENTS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zimmerman Wayne 6
#2 Brault David 6
#3 Normandin Yvon 6
#4 Turkewitsch Alex 5
#5 Schram Steve 5
#6 Giercke Ron 5
#7 Taylor Richard H 2
#8 Lamont Charles E 2
#9 Wasney Paul A 1
#10 H Talor Richard 1

Latest patents

Publication Filing date Title
CA2521309A1 Structure of a greenhouse
CA2467335A1 Lighting system for a greenhouse
US7228657B2 Climate control for a greenhouse
US7234270B2 Structure of a greenhouse
DE1944539A1 Growth chamber
GB1217288A Improvements in growth chambers
US3492761A Growth chambers
US3381409A Growth chambers
CA797469A Growth chambers
CA821780A Growth chambers