JB

John H. Broadhurst

📍 Minneapolis, MN: #7 of 227 inventorsTop 4%
🗺 Minnesota: #35 of 2,022 inventorsTop 2%
Overall (1989): #9,641 of 140,708Top 7%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4879518 Linear particle accelerator with seal structure between electrodes and insulators 1989-11-07
4862135 Resistor holder 1989-08-29
4850371 Novel endotracheal tube and mass spectrometer Marvin B. Bacaner 1989-07-25