JH

John W. Hutchison

📍 Walnut Creek, CA: #5 of 42 inventorsTop 15%
🗺 California: #3,049 of 13,957 inventorsTop 25%
Overall (1994): #113,781 of 165,921Top 70%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5340079 Hand control valve Margaret B. Hutchison 1994-08-23