RJ

Robert J. Johnston

WE Westinghouse Electric: 9 patents #235 of 5,139Top 5%
📍 Moniaive, PA: #1 of 1 inventorsTop 100%
Overall (All Time): #321,607 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
D829530 Hinge 2018-10-02
6775948 Coal-based organic growth compound 2004-08-17
6391078 Coal-based organic growth compound 2002-05-21
6309607 Slide staining system Ronald Miller 2001-10-30
D295950 Pair of support brackets for a shelf or the like 1988-05-31
4539860 Pushbutton interlock Stephen G. Layciak, Dominic Colista 1985-09-10
4427853 Convertible momentary/maintained electric switch Stephen G. Layciak, Dominic Colista 1984-01-24
4378944 Projectile and tethered target game apparatus 1983-04-05
4282414 Convertible switch operator Stephen G. Layciak, George M. Cametti 1981-08-04
4255633 Push-pull switch operator Stephen G. Layciak, George M. Cametti 1981-03-10
4250368 Detachable switch structure Stephen G. Layciak, Stephen S. Dobrosielski 1981-02-10
4239946 Switch operator with switch-mounting adapter Dominic Colista, Stephen G. Layciak, Stephen S. Dobrosielski 1980-12-16
4227056 Key lock rotary selector switch Stephen G. Layciak, Dominic Colista 1980-10-07
4227058 Turn-start push-stop switch operator Stephen G. Layciak, Dominic Colista 1980-10-07
4225765 Switch structure Stephen G. Layciak, Stephen S. Dobrosielski 1980-09-30