RD

Robert A. Dunbar

WA Walter Kidde Aerospace: 2 patents #1 of 7Top 15%
PY Pyrotector: 1 patents #3 of 5Top 60%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Swampscott, MA: #59 of 203 inventorsTop 30%
🗺 Massachusetts: #27,608 of 88,656 inventorsTop 35%
Overall (All Time): #1,298,806 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5159200 Detector for sensing hot spots and fires in a region David Frasure 1992-10-27
4988884 High temperature resistant flame detector John M. McClelland 1991-01-29
4820931 Wet bench flame and droplet detector 1989-04-11
4346427 Control device responsive to infrared radiation Kitson Blissett 1982-08-24