JK

John F. Krumme

ME Metcal: 1 patents #3 of 4Top 75%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #94,502 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4795870 Conductive member having integrated self-regulating heaters Mark J. Cowell 1989-01-03