RW

Roger E. Walker

ML Mccorquodale Machine Systems Limited: 4 patents #1 of 7Top 15%
WE Westinghouse Electric: 4 patents #781 of 5,139Top 20%
EA Eaton: 2 patents #1,243 of 3,708Top 35%
Overall (All Time): #453,857 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11086354 Automated retractable information display device 2021-08-10
6563406 Multi-pole circuit breaker with parallel current William E. Beatty, Jr. 2003-05-13
5861596 Dual baffle apparatus for electrical switching device William E. Grass, Amelia M. Stay, Earl T. Piber 1999-01-19
4962406 Compact DC/AC circuit breaker with common arc extinguishing capability Richard J. Pentz 1990-10-09
4713635 Multi-phase circuit breaker with interphase barrier retention Robert H. Flick, Lawrence D. Dennis 1987-12-15
4709630 Printing wheel setting and aligning apparatus David Wilkins, Reginald D. Brooker, Harry C. Powell, Jr. 1987-12-01
4650940 Circuit breaker with arc gas vent baffle Kurt A. Grunert, Charles R. Paton, David A. Leone, David Turner 1987-03-17
4639564 Circuit breaker with arc chamber vent Kurt A. Grunert, Charles R. Paton, David A. Leone 1987-01-27
4552065 Printing in register on sheets Donald G. Billington, Reginald D. Brooker, Harry C. Powell, Jr., David Wilkins, Stuart Weaver 1985-11-12
4341299 Apparatus for performing operations on a stack of sheets Alan S. Holdsworth 1982-07-27
4307661 Printer with sheet feeder having registering station and suction conveyor David Wilkins, Donald G. Billington 1981-12-29