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Wayne Tjeerdsma — 2 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%

Avon, SD: #1 of 1 inventorsTop 100%

South Dakota: #678 of 2,308 inventorsTop 30%

Overall (All Time): #2,163,822 of 4,157,543Top 55%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6981677	Tool storage device	—	2006-01-03
5231940	Seed planter attachment for selective row shut off	—	1993-08-03