Ralph D. Peifer

📍 Nokomis, IL: #2 of 11 inventorsTop 20%

🗺 Illinois: #21,447 of 84,256 inventorsTop 30%

Overall (All Time): #1,290,502 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
5519955	Muzzle loading rifle	—	1996-05-28
5333403	Muzzle loading rifles	—	1994-08-02
5313732	Muzzle loading rifles	—	1994-05-24
4712311	Grain drying apparatus for storage bin	—	1987-12-15