John A. Larson

PC Plastic Components: 16 patents #1 of 12Top 9%

PI Precision Instruments: 3 patents #3 of 3Top 100%

NP North American Philips: 2 patents #168 of 645Top 30%

BO Bose: 1 patents #696 of 1,083Top 65%

UE US Dept of Energy: 1 patents #1,355 of 5,099Top 30%

📍 Prior Lake, MN: #23 of 425 inventorsTop 6%

🗺 Minnesota: #2,420 of 52,454 inventorsTop 5%

Overall (All Time): #156,174 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #	Title	Co-Inventors	Date
D254911	Kazoo or similar article	—	1980-05-06