WL

William A. Leiva

📍 Rue de l'Église, CA: #187 of 378 inventorsTop 50%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,644,076 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D384164 Transparent assay tester for biological fluids Ian D. Wells 1997-09-23
D380554 Transparent assay tester for biological fluids with a magnification lens Ian D. Wells 1997-07-01
D375799 Transparent assay tester for biological fluids with a fresnel lens Ian D. Wells 1996-11-19