AT

Alex Turkewitsch

Overall (All Time): #2,158,296 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7234270 Structure of a greenhouse David Brault, Ron Giercke, Steve Schram, Wayne Zimmerman, Yvon Normandin 2007-06-26
7228657 Climate control for a greenhouse David Brault, Ron Giercke, Steve Schram, Wayne Zimmerman, Yvon Normandin 2007-06-12