Ralph O. Vatterot

IF Iron Mountain Forge: 2 patents #1 of 6Top 20%

📍 Farmington, MO: #16 of 33 inventorsTop 50%

🗺 Missouri: #8,863 of 23,789 inventorsTop 40%

Overall (All Time): #2,301,883 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D335517	Spiral slide	—	1993-05-11
5118099	Articulated playground bridge	—	1992-06-02