RK

Robert J. Krafcik

DU Durel: 5 patents #6 of 35Top 20%
KL Key Plastics L.L.C.: 1 patents #4 of 15Top 30%
Overall (All Time): #760,515 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6465951 Electroluminescent lamp devices and their manufacture Douglas T. Wheeler, Walter J. Paciorek, Ralph McGuigan, Rodney T. Eckersley, Dee Lynn Johnson +1 more 2002-10-15
6069444 Electroluminescent lamp devices and their manufacture Douglas T. Wheeler, Walter J. Paciorek, Ralph McGuigan, Rodney T. Eckersley, Dee Lynn Johnson +1 more 2000-05-30
5811930 Electroluminescent lamp devices and their manufacture Douglas T. Wheeler, Walter J. Paciorek, Ralph McGuigan, Rodney T. Eckersley, Dee Lynn Johnson +1 more 1998-09-22
5806954 Moving pointer with edgewise EL lamp James H. Butt, Christopher C. Shol, Edward L. Kinnally 1998-09-15
5780975 Low cost inverter with both discrete and integrated power switches 1998-07-14
5780965 Three dimensional electroluminescent display Michael W. Cass, Rodney T. Eckersley, Walter J. Paciorek, Ramona R. Fechter 1998-07-14
5565733 Electroluminescent modular lamp unit Douglas T. Wheeler, Walter J. Paciorek, Ralph McGuigan, Rodney T. Eckersley, Dee Lynn Johnson +1 more 1996-10-15