Ralph McGuigan — 10 Patents at Durel

Ralph McGuigan has been granted 10 US patents while listed as an inventor at Durel. The first was granted in 1994 and the most recent in October 2002. Ralph McGuigan ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Ralph McGuigan in Tempe, AZ, US.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #	Title	Co-Inventors	Date
6465951	Electroluminescent lamp devices and their manufacture	Robert J. Krafcik, Douglas T. Wheeler, Walter J. Paciorek, Rodney T. Eckersley, Dee Lynn Johnson +1 more	2002-10-15
6069444	Electroluminescent lamp devices and their manufacture	Robert J. Krafcik, Douglas T. Wheeler, Walter J. Paciorek, Rodney T. Eckersley, Dee Lynn Johnson +1 more	2000-05-30
5889364	Electrical, solderless snap connector for EL lamp	Edward L. Kinnally	1999-03-30
5828171	EL lamp with beveled edge	—	1998-10-27
5811930	Electroluminescent lamp devices and their manufacture	Robert J. Krafcik, Douglas T. Wheeler, Walter J. Paciorek, Rodney T. Eckersley, Dee Lynn Johnson +1 more	1998-09-22
5806389	EL lamp with beveled edge	—	1998-09-15
5621274	Laminated EL display	—	1997-04-15
5565733	Electroluminescent modular lamp unit	Robert J. Krafcik, Douglas T. Wheeler, Walter J. Paciorek, Rodney T. Eckersley, Dee Lynn Johnson +1 more	1996-10-15
5332946	Electroluminescent lamp with novel edge isolation	Rodney T. Eckersley, Will M. Hooke, Sharlyn R. Stocker	1994-07-26
5276382	Lead attachment for electroluminescent lamp	Sharlyn R. Stocker, Rodney T. Eckersley, Will M. Hooke	1994-01-04

Ralph McGuigan — 10 Patents

Issued Patents All Time

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