HL

Howard F. Long

📍 Pleasanton, CA: #2,175 of 3,062 inventorsTop 75%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,750,663 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5548651 Stereophonic stethoscope — 1996-08-20