William J. Stephan

📍 Neodesha, KS: #2 of 11 inventorsTop 20%

🗺 Kansas: #6,307 of 12,005 inventorsTop 55%

Overall (All Time): #3,595,363 of 4,157,543Top 90%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6295938	Soil preparation device	—	2001-10-02