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Class Information
Number: 257/135
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Regenerative type switching device (e.g., scr, comfet, thyristor) > Combined with field effect transistor > J-fet (junction field effect transistor) > Vertical (i.e., where the source is located above the drain or vice versa)
Description: Subject matter wherein the operating current path of the JFET is perpendicular to the plane of its main surface.










Sub-classes under this class:

Class Number Class Name Patents
257/136 Enhancement mode (e.g., so-called sits) 140


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8710665 Electronic component, a semiconductor wafer and a method for producing an electronic component Apr. 29, 2014
8691635 Fabrication method of semiconductor device Apr. 8, 2014
8679903 Vertical quadruple conduction channel insulated gate transistor Mar. 25, 2014
8680538 Silicon carbide semiconductor device Mar. 25, 2014
8633072 Method of manufacturing semiconductor device Jan. 21, 2014
8618557 Wide-band-gap reverse-blocking MOS-type semiconductor device Dec. 31, 2013
8598621 Memory cells, memory arrays, methods of forming memory cells, and methods of forming a shared doped semiconductor region of a vertically oriented thyristor and a vertically oriented access tra Dec. 3, 2013
8587024 Vertical junction field effect transistors and bipolar junction transistors Nov. 19, 2013
8581298 Semiconductor device Nov. 12, 2013
8575648 Silicon carbide semiconductor device and method of manufacturing the same Nov. 5, 2013
8552468 Power semiconductor device Oct. 8, 2013
8525223 Silicon carbide semiconductor device Sep. 3, 2013
8482062 Semiconductor device having a floating semiconductor zone Jul. 9, 2013
8482028 Semiconductor device Jul. 9, 2013
8476733 Semiconductor element and manufacturing method therefor Jul. 2, 2013
8435855 Methods of manufacturing semiconductor devices May. 7, 2013
8436397 Semiconductor device including normally-off type junction transistor and method of manufacturing the same May. 7, 2013
8421106 Light emitting device, system and package Apr. 16, 2013
8421119 GaN related compound semiconductor element and process for producing the same and device having the same Apr. 16, 2013
8384150 Vertical double diffused MOS transistor with a trench gate structure Feb. 26, 2013
8378417 Semiconductor device including a well potential supply device and a vertical MOS transistor Feb. 19, 2013
8357952 Power semiconductor structure with field effect rectifier and fabrication method thereof Jan. 22, 2013
8338255 Methods of making vertical junction field effect transistors and bipolar junction transistors without ion implantation Dec. 25, 2012
8309417 Vertical-type semiconductor devices and methods of manufacturing the same Nov. 13, 2012
8264033 Semiconductor device having a floating semiconductor zone Sep. 11, 2012
8258542 Semiconductor devices and semiconductor apparatuses including the same Sep. 4, 2012
8222649 Semiconductor device and method of manufacturing the same Jul. 17, 2012
8202772 Vertical junction field effect transistors having sloped sidewalls and methods of making Jun. 19, 2012
8193584 Semiconductor component including a drift zone and a drift control zone Jun. 5, 2012
8153483 Semiconductor device having a vertical transistor and method for manufacturing the same Apr. 10, 2012
8131250 Self-synchronized radio frequency interconnect for three-dimensional circuit integration Mar. 6, 2012
8097511 Semiconductor device having P-N column layer and method for manufacturing the same Jan. 17, 2012
8048740 Vertical MOS transistor and method therefor Nov. 1, 2011
8039906 High-voltage metal oxide semiconductor device and fabrication method thereof Oct. 18, 2011
7943466 Method of forming a semiconductor device having sub-surface trench charge compensation regions May. 17, 2011
7928469 MOSFET and method for manufacturing MOSFET Apr. 19, 2011
7928470 Semiconductor device having super junction MOS transistor and method for manufacturing the same Apr. 19, 2011
7923717 Switching device using superlattice without any dielectric barriers Apr. 12, 2011
7888712 Semiconductor device and method for manufacturing same Feb. 15, 2011
7884390 Structure and method of forming a topside contact to a backside terminal of a semiconductor device Feb. 8, 2011
7863643 Memory cell device having vertical channel and double gate structure Jan. 4, 2011
7838902 Single-chip common-drain JFET device and its applications Nov. 23, 2010
7838901 Single-chip common-drain JFET device and its applications Nov. 23, 2010
7838900 Single-chip common-drain JFET device and its applications Nov. 23, 2010
7834376 Power semiconductor switch Nov. 16, 2010
7772613 Semiconductor device with large blocking voltage and method of manufacturing the same Aug. 10, 2010
7759695 Single-chip common-drain JFET device and its applications Jul. 20, 2010
7714352 Hetero junction semiconductor device May. 11, 2010
7704836 Method of fabricating super trench MOSFET including buried source electrode Apr. 27, 2010
7687825 Insulated gate bipolar conduction transistors (IBCTS) and related methods of fabrication Mar. 30, 2010

1 2 3 4










 
 
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