Charles E. Ring — 3 Patents at Bmc Industries

Charles E. Ring has been granted 3 US patents while listed as an inventor at Bmc Industries. The first was granted in 1986 and the most recent in October 2002. Charles E. Ring ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Charles E. Ring in Minneapolis, MN, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6468439	Etching of metallic composite articles	Donald A. Whitehurst, Paul D. Wyatt, Michael J. Dufresne, Jose F. Brenes, Bruce A. Finger +1 more	2002-10-22	$1,160,000
6365057	Circuit manufacturing using etched tri-metal media	Donald A. Whitehurst, Dennis D. Mattson, Paul D. Wyatt, Michael J. Dufresne, Jose F. Brenes +2 more	2002-04-02	$1,174,000
4586778	Compliant pin	Leo Walter, Bryan R. Seppala, Patric M. Kennelly, James P. Marnie	1986-05-06	$389,000

Charles E. Ring — 3 Patents

Issued Patents All Time

Patent Widget