DK

Donald L. Kammerzell

📍 Phoenix, AZ: #1,083 of 6,660 inventorsTop 20%
🗺 Arizona: #5,905 of 32,909 inventorsTop 20%
Overall (All Time): #864,608 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7862011 Non uniform water distribution system for an evaporative cooler Larry L. Kammerzell 2011-01-04
RE40763 Horse race starting gate Scott A. Manion, Mike O'Connor 2009-06-23
7131639 Water distribution system for an evaporative cooler Charles E. Russo, Larry L. Kammerzell 2006-11-07
6637094 Method for manufacturing a horse race starting gate Scott A. Manion, Mike O'Connor 2003-10-28
6508201 Horse race starting gate Scott A. Manion, Mike O'Connor 2003-01-21
5947502 Rapidly erectable portable stage Don T. Engler, Jr. 1999-09-07