JL

John C. Layer

SU Sundstrand: 2 patents #21 of 137Top 20%
📍 Caledonia, IL: #1 of 5 inventorsTop 20%
🗺 Illinois: #289 of 3,813 inventorsTop 8%
Overall (1989): #23,750 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4869106 Governor checkout apparatus and method Jeffrey D. Metcalf 1989-09-26
4838403 Overtravel stop activated control valve 1989-06-13