Elwin De Valk — 1 Patent at U.S. Philips

Elwin De Valk has been granted 1 US patent while listed as an inventor at U.S. Philips. All of these patents were granted in 1996. Elwin De Valk ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Elwin De Valk in Groningen, NL.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5544414	Shaving apparatus having contoured heads	Jacobus N. Dekker, Fred Fraij	1996-08-13

Elwin De Valk — 1 Patent

Issued Patents All Time

Patent Widget