JH

John L. Hall

AL Alliedsignal: 1 patents #96 of 385Top 25%
UP University Patents: 1 patents #3 of 25Top 15%
📍 Columbus, OH: #14 of 180 inventorsTop 8%
🗺 Ohio: #248 of 3,574 inventorsTop 7%
Overall (1989): #23,885 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4856009 Method and appartus for laser control Miao Zhu 1989-08-08
4830161 Fan clutch David T. Fenzel, Dennis R. Shamine 1989-05-16