LC

Leonard V. Chabala

SE S&C Electric: 21 patents #7 of 210Top 4%
Overall (All Time): #198,965 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5578792 Interconnection arrangement for electrical equipment enclosures David H. Devonald, III, Albert Cowsky, Michael P. O'Dell 1996-11-26
5252780 Support arrangement for a rotatable insulator Joel A. Ramos, Peter J. Meyer, Thomas J. Tobin 1993-10-12
D329043 Insulating through-bushing for an electrical conductor Edward J. Rogers 1992-09-01
5103111 Switch configuration with integral sensing and power supply apparatus Thomas J. Tobin, Joel A. Ramos 1992-04-07
5100157 Sealing arrangement with overpressure relief 1992-03-31
5091616 Self-contained switch for electrical distribution circuit Joel A. Ramos, Edward J. Rogers, Thomas J. Tobin 1992-02-25
5057654 Interrupting unit with molded housing and shunt current path therethrough Peter J. Meyer, Edward J. Rogers 1991-10-15
5025171 Method and arrangement for providing power operation of switchgear apparatus Thomas Fanta 1991-06-18
5013876 Switch contacts with improved fault-closing capability 1991-05-07
D314758 Design for an interrupter unit for a switch assembly Edward J. Rogers 1991-02-19
4983792 Interrupter switch with selective circuit-isolating feature Edward J. Rogers, Joel A. Ramos 1991-01-08
D310823 Interrupter switch Edward J. Rogers 1990-09-25
4752859 Arrangement for providing various circuit protection device configurations Robert H. Harner, Thomas J. Tobin 1988-06-21
4692734 Interrupting device with improved current-limiting arrangement Roy T. Swanson, Hiram S. Jackson 1987-09-08
4690780 Insulating material and use thereof in insulators John Haarsma, Raymond P. O'Leary, Christopher Roman, Thomas J. Tobin 1987-09-01
4654489 Insulating support column with operating member Christopher Roman 1987-03-31
4622250 Insulating material and use thereof in insulators John Haarsma, Raymond P. O'Leary, Christopher Roman, Thomas J. Tobin 1986-11-11
4596906 Arrangement for providing independent rotary and linear drive outputs for high-voltage switches Walter J. Hall, Robert H. Harner, Edward J. Rogers, Norman J. Stranczek, Thomas J. Tobin 1986-06-24
4583750 Sealing arrangement Chester H. Lin 1986-04-22
4338499 Anti-paralleling apparatus for high-voltage gear Walter J. Hall 1982-07-06
4319108 Force-limiting coupling apparatus 1982-03-09
D254668 High voltage fuse end fitting 1980-04-08