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Class Information
Number: 257/E21.089
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Processes or apparatus adapted for manufacture or treatment of semiconductor or solid-state devices or of parts thereof (epo) > Manufacture or treatment of semiconductor device (epo) > Device having at least one potential-jump barrier or surface barrier, e.g., pn junction, depletion layer, carrier concentration layer (epo) > Device having semiconductor body comprising group iv elements or group iii-v compounds with or without impurities, e.g., doping materials (epo) > Multistep processes for manufacture of device using quantum interference effect, e.g., electrostatic aharonov-bohm effect (epo)
Description: This subclass is indented under subclass E21.085. This subclass is substantially the same in scope as ECLA classification H01L21/18Q.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7402486 |
Cylinder-type capacitor and storage device, and method(s) for fabricating the same |
Jul. 22, 2008 |
| 7192841 |
Method of wafer/substrate bonding |
Mar. 20, 2007 |
| 7173272 |
Quantum optical CNOT gate |
Feb. 6, 2007 |
| 7138285 |
Control of contact resistance in quantum well intermixed devices |
Nov. 21, 2006 |
| 5908306 |
Method for making a semiconductor device exploiting a quantum interferences effect |
Jun. 1, 1999 |
| 5892247 |
Semiconductor device and a manufacturing method thereof |
Apr. 6, 1999 |
| 5811831 |
Semiconductor device exploiting a quantum interference effect |
Sep. 22, 1998 |
| 5640022 |
Quantum effect device |
Jun. 17, 1997 |
| 5557141 |
Method of doping, semiconductor device, and method of fabricating semiconductor device |
Sep. 17, 1996 |
| 5406094 |
Quantum interference effect semiconductor device and method of producing the same |
Apr. 11, 1995 |
| 5350709 |
Method of doping a group III-V compound semiconductor |
Sep. 27, 1994 |
| 5270557 |
Quantum interference semiconductor device having a quantum point contact and fabrication process thereof |
Dec. 14, 1993 |
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