John P. Schaffer

📍 Langdon, ND: #2 of 7 inventorsTop 30%

🗺 North Dakota: #457 of 2,395 inventorsTop 20%

Overall (All Time): #1,149,373 of 4,157,543Top 30%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
11512922	Adjustable arrow lift and slide rest	—	2022-11-29
10605560	Adjustable arrow lift and slide rest	—	2020-03-31
5697355	Cable adjuster and limb pocket assembly for compound bow	—	1997-12-16
5331941	Adjustable overdraw for compound bow	—	1994-07-26