KD

Kenneth W. Derra

BS Briggs & Stratton: 3 patents #162 of 490Top 35%
📍 New Berlin, WI: #166 of 571 inventorsTop 30%
🗺 Wisconsin: #13,258 of 40,088 inventorsTop 35%
Overall (All Time): #1,422,423 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11477939 Mower deck insert Jeffrey M. Zeiler, Scott Funke, David W. Procknow, Rodney Balzar 2022-10-25
7594484 Blower housing for internal combustion engine Stephen J. Lavender, Randall J. Klotka, Michael John Derra, Rick Harold Lulloff 2009-09-29
5271363 Reinforced cylinder for an internal combustion engine 1993-12-21