JG

John Grange

HY Hypres: 2 patents #2 of 8Top 25%
📍 London, NY: #1 of 3 inventorsTop 35%
Overall (1989): #23,906 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4870830 Cryogenic fluid delivery system Gert K. G. Hohenwarter 1989-10-03
4869077 Open-cycle cooling apparatus Walter Tuzel 1989-09-26