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Class Information
Number: 257/613
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Including semiconductor material other than silicon or gallium arsenide (gaas) (e.g., pb x sn 1-x te)
Description: Subject matter under the subclass definition which includes semiconducting material other than silicon or gallium arsenide (GaAs).










Sub-classes under this class:

Class Number Class Name Patents
257/616 Containing germanium, ge 449
257/614 Group ii-vi compound (e.g., cdte, hg x cd 1-x te) 147
257/615 Group iii-v compound (e.g., inp) 502


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
6169291 Unimolecular organic rectifier of electrical current Jan. 2, 2001
6153931 Semiconductor ceramic and electronic element fabricated from the same Nov. 28, 2000
6121639 Optoelectronic devices based on ZnGeN.sub.2 integrated with group III-V nitrides Sep. 19, 2000
RE36747 Light-emitting device of gallium nitride compound semiconductor Jun. 27, 2000
6078063 Light-emitting gallium nitride-based compound semiconductor device Jun. 20, 2000
6072198 Electroluminescent alkaline-earth sulfide phosphor thin films with multiple coactivator dopants Jun. 6, 2000
6069395 Current leads adapted for use with superconducting coil and formed of functionally gradient material May. 30, 2000
6057563 Light transparent superlattice window layer for light emitting diode May. 2, 2000
6057564 Semiconductor device having a GaNO region intermediate a GaN-based contact region and an electrode May. 2, 2000
5993544 Non-linear optical thin film layer system Nov. 30, 1999
5925895 Silicon carbide power MESFET with surface effect supressive layer Jul. 20, 1999
5920086 Light emitting device Jul. 6, 1999
5880486 Light-emitting gallium nitride-based compound semiconductor device Mar. 9, 1999
5850098 Uncooled amorphous YBaCuO thin film infrared detector Dec. 15, 1998
5831286 High mobility p-type transition metal tri-antimonide and related skutterudite compounds and alloys for power semiconducting devices Nov. 3, 1998
5821598 Uncooled amorphous YBaCuO thin film infrared detector Oct. 13, 1998
5786604 Element-isolated hydrogen-terminated diamond semiconductor device and its manufacturing method Jul. 28, 1998
5777382 Plastic packaging for a surface mounted integrated circuit Jul. 7, 1998
5770887 Gan single crystal Jun. 23, 1998
5747832 Light-emitting gallium nitride-based compound semiconductor device May. 5, 1998
5686734 Thin film semiconductor device and photoelectric conversion device using the thin film semiconductor device Nov. 11, 1997
5682045 Method of fabricating semiconductor device and semiconductor device fabricated thereby Oct. 28, 1997
5672903 Uncooled ybacuo thin film infrared detector Sep. 30, 1997
5663583 Low-noise and power ALGaPSb/GaInAs HEMTs and pseudomorpohic HEMTs on GaAs substrate Sep. 2, 1997
5614736 Gallium phosphate light emitting diode with zinc-doped contact Mar. 25, 1997
5594263 Semiconductor device containing a semiconducting crystalline nanoporous material Jan. 14, 1997
5581117 Si base substrate covered by a CdTe or Cd-rich CdZnTe layer Dec. 3, 1996
5578839 Light-emitting gallium nitride-based compound semiconductor device Nov. 26, 1996
5572060 Uncooled YBaCuO thin film infrared detector Nov. 5, 1996
5563424 Polymer grid triodes Oct. 8, 1996
5550387 Superlattice quantum well material Aug. 27, 1996
5543737 Logical operation circuit employing two-terminal chalcogenide switches Aug. 6, 1996
5523588 Diamond film field effect transistor with self aligned source and drain regions Jun. 4, 1996
5514484 Oriented ferroelectric thin film May. 7, 1996
5497029 Tin-indium antimonide infrared detector Mar. 5, 1996
5488232 Oriented diamond film structures on non-diamond substrates Jan. 30, 1996
5428232 Field effect transistor apparatus Jun. 27, 1995
5424561 Magnetic sensor element using highly-oriented diamond film and magnetic detector Jun. 13, 1995
5410178 Semiconductor films Apr. 25, 1995
5408120 Light-emitting device of gallium nitride compound semiconductor Apr. 18, 1995
5393999 SiC power MOSFET device structure Feb. 28, 1995
5391323 Conductivity in carbonaceous compounds and devices using such compounds Feb. 21, 1995
5389812 Photodetector array having high pixel density Feb. 14, 1995
5382822 Metal-insulator semiconductor field-effect transistor Jan. 17, 1995
5378905 Ferroelectric field effect transistor with fluoride buffer and IV-VI ferroelectric Jan. 3, 1995
5371378 Diamond metal base/permeable base transistor and method of making same Dec. 6, 1994
5371383 Highly oriented diamond film field-effect transistor Dec. 6, 1994
5341000 Thin silicon carbide layer on an insulating layer Aug. 23, 1994
5338945 Silicon carbide field effect transistor Aug. 16, 1994
5329141 Light emitting diode Jul. 12, 1994

1 2 3 4 5 6










 
 
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