WK

William Keppel

📍 Portland, OR: #3,756 of 9,213 inventorsTop 45%
🗺 Oregon: #10,188 of 28,073 inventorsTop 40%
Overall (All Time): #1,662,750 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5159928 Method and apparatus for measuring and controlling the level of hormones in an animal circulatory system 1992-11-03
4987903 Method and apparatus for identifying and alleviating semantic memory deficiencies Kenneth R. Erickson 1991-01-29
4984578 Method and apparatus for identifying and alleviating semantic memory deficiencies Kenneth R. Erickson 1991-01-15