JB

John H. Broadhurst

UM University of Minnesota: 1 patents #1,216 of 2,951Top 45%
📍 Minneapolis, MN: #645 of 6,114 inventorsTop 15%
🗺 Minnesota: #7,542 of 52,454 inventorsTop 15%
Overall (All Time): #525,682 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6316880 Constant or variable brightness flashlight 2001-11-13
5278418 Luggage explosive detector 1994-01-11
5137429 Diffusion pump 1992-08-11
5043576 Endotracheal tube and mass spectrometer Marvin B. Bacaner 1991-08-27
4966141 Endotracheal tube and mass spectrometer Marvin B. Bacaner 1990-10-30
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
4558223 Electronic x-ray recording Marvin B. Bacaner 1985-12-10
4439680 Color-coded mapping system and method for identifying elements in a specimen 1984-03-27