JB

John Frank Bourgein

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Oakland, CA: #1,672 of 4,380 inventorsTop 40%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,566,578 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7661327 Method and system for dynamic sensing, presentation and control of combustion boiler conditions Eric Fischer 2010-02-16
4492028 Wall mounted knife holder 1985-01-08
4423552 Universal knife block Betsy Rothman 1984-01-03