YT

Yvonne T. G. Tollens

📍 Calgary, CA: #1,801 of 5,407 inventorsTop 35%
Overall (All Time): #2,202,660 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6569092 Method and system for monitoring animals P. Timothy Guichon, G. Kee Jim, P. Bernard Kotelko, Michael J. Kotelko, Calvin W. Booker 2003-05-27
6375612 Method and system for monitoring animals P. Timothy Guichon, G. Kee Jim, P. Bernard Kotelko, Michael J. Kotelko, Calvin W. Booker 2002-04-23