US PATENT SUBCLASS 257 / 138
.~.~.~ Having gate turn off (GTO) feature


Current as of: June, 1999
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257 /   HD   ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES)

107  DF  REGENERATIVE TYPE SWITCHING DEVICE (E.G., SCR, COMFET, THYRISTOR) {19}
133  DF  .~ Combined with field effect transistor {3}
137  DF  .~.~ Having controllable emitter shunt {1}
138.~.~.~ Having gate turn off (GTO) feature


DEFINITION

Classification: 257/138

Having gate turn off (GTO) feature:

(under subclass 137) Subject matter wherein the regenerative switch is configured to permit application of sufficient gate current to switch the regenerative switch to the OFF state.