JH

James Hanson

📍 Covington, WA: #2 of 2 inventorsTop 100%
🗺 Washington: #241 of 1,406 inventorsTop 20%
Overall (1989): #100,569 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4888455 Water leak detector and method therefor — 1989-12-19