WM

Walter D. Marshall

📍 Humble, TX: #201 of 498 inventorsTop 45%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,338,276 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4765316 Scalp stimulator — 1988-08-23
4469092 Scalp stimulating system James W. Garrison, Jr. 1984-09-04