RH

Rex Hartzell

📍 Topeka, KS: #135 of 292 inventorsTop 50%
🗺 Kansas: #6,307 of 12,005 inventorsTop 55%
Overall (All Time): #3,909,556 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4949726 Brainwave-responsive apparatus E. Dale Walters, Julian Gresser 1990-08-21