Robert D. Tramm — 1 Patent at Grinnell

Robert D. Tramm has been granted 1 US patent while listed as an inventor at Grinnell. All of these patents were granted in 1998. Robert D. Tramm ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert D. Tramm in East Greenwich, RI, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5810263	Deflector for horizontal-type fire sprinklers	—	1998-09-22

Robert D. Tramm — 1 Patent

Issued Patents All Time

Patent Widget