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Class Information
Number: 257/525
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Integrated circuit structure with electrically isolated components > Including dielectric isolation means > Full dielectric isolation with polycrystalline semiconductor substrate > With complementary (npn and pnp) bipolar transistor structures
Description: Subject matter wherein the device includes complementary bipolar transistors (i.e., includes both pnp and npn bipolar transistors).

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
4908691 Selective epitaxial growth structure and isolation Mar. 13, 1990
4897362 Double epitaxial method of fabricating semiconductor devices on bonded wafers Jan. 30, 1990
4855625 Operational amplifier having low DC current input circuit Aug. 8, 1989
4751561 Dielectrically isolated PMOS, NMOS, PNP and NPN transistors on a silicon wafer Jun. 14, 1988
4719185 Method of making shallow junction complementary vertical bipolar transistor pair Jan. 12, 1988
4665425 Fabrication of vertical NPN and PNP bipolar transistors in monolithic substrate May. 12, 1987
4659979 High voltage current source circuit and method Apr. 21, 1987
4654691 Semiconductor device with field plate Mar. 31, 1987
4593458 Fabrication of integrated circuit with complementary, dielectrically-isolated, high voltage semiconductor devices Jun. 10, 1986
4579625 Method of producing a complementary semiconductor device with a dielectric isolation structure Apr. 1, 1986
4393573 Method of manufacturing semiconductor device provided with complementary semiconductor elements Jul. 19, 1983
4361846 Lateral type semiconductor devices with enlarged, large radii collector contact regions for high reverse voltage Nov. 30, 1982
4257059 Inverse transistor coupled memory cell Mar. 17, 1981
4257060 Semiconductor switch Mar. 17, 1981
4255209 Process of fabricating an improved I.sup.2 L integrated circuit utilizing diffusion and epitaxial deposition Mar. 10, 1981
4232328 Dielectrically-isolated integrated circuit complementary transistors for high voltage use Nov. 4, 1980
4210925 I.sup.2 L Integrated circuit and process of fabrication Jul. 1, 1980
4196440 Lateral PNP or NPN with a high gain Apr. 1, 1980
4158783 Current hogging injection logic with self-aligned output transistors Jun. 19, 1979
4146905 Semiconductor device having complementary transistor structures and method of manufacturing same Mar. 27, 1979
3976511 Method for fabricating integrated circuit structures with full dielectric isolation by ion bombardment Aug. 24, 1976
3954522 Integrated circuit process May. 4, 1976
3953255 Fabrication of matched complementary transistors in integrated circuits Apr. 27, 1976

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