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Class Information
Number: 257/E21.179
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) > Manufacture of electrode on semiconductor body using process other than by epitaxial growth, diffusion of impurities, alloying of impurity materials, or radiation bombardment (epo) > Manufacture or post-treatment of electrode having a capacitive structure, i.e., gate structure for field-effect device (epo) > Mos-gate structure (epo) > Floating or plural gate structure (epo)
Description: This subclass is indented under subclass E21.177. This subclass is substantially the same in scope as ECLA classification H01L21/28B2D.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7629213 |
Method of manufacturing flash memory device with void between gate patterns |
Dec. 8, 2009 |
| 7618862 |
Flash memory device and method for manufacturing the same |
Nov. 17, 2009 |
| 7618887 |
Semiconductor device with a metal line and method of forming the same |
Nov. 17, 2009 |
| 7615436 |
Two mask floating gate EEPROM and method of making |
Nov. 10, 2009 |
| 7615437 |
Non-volatile memory device and method of manufacturing the same |
Nov. 10, 2009 |
| 7611941 |
Method for manufacturing a memory cell arrangement |
Nov. 3, 2009 |
| 7601591 |
Method of manufacturing sidewall spacers on a memory device, and device comprising same |
Oct. 13, 2009 |
| 7601594 |
Method for fabricating semiconductor memory |
Oct. 13, 2009 |
| 7598561 |
NOR flash memory |
Oct. 6, 2009 |
| 7592223 |
Methods of fabricating non-volatile memory with integrated select and peripheral circuitry and post-isolation memory cell formation |
Sep. 22, 2009 |
| 7589373 |
Semiconductor device |
Sep. 15, 2009 |
| 7585730 |
Method of fabricating a non-volatile memory device |
Sep. 8, 2009 |
| 7586144 |
Memory device with high dielectric constant gate dielectrics and metal floating gates |
Sep. 8, 2009 |
| 7582528 |
Method of fabricating a flash memory device |
Sep. 1, 2009 |
| 7582529 |
Methods of fabricating non-volatile memory with integrated peripheral circuitry and pre-isolation memory cell formation |
Sep. 1, 2009 |
| 7579660 |
Semiconductor device and manufacturing method thereof |
Aug. 25, 2009 |
| 7569454 |
Semiconductor device manufacturing method using strip-like gate electrode hard masks for ion implantation |
Aug. 4, 2009 |
| 7563674 |
Method of manufacturing NAND flash memory device |
Jul. 21, 2009 |
| 7563675 |
Ladder poly etching back process for word line poly planarization |
Jul. 21, 2009 |
| 7557005 |
Semiconductor device and a method of manufacturing the same |
Jul. 7, 2009 |
| 7553728 |
Method of fabricating a non-volatile semiconductor memory |
Jun. 30, 2009 |
| 7553727 |
Using implanted poly-1 to improve charging protection in dual-poly process |
Jun. 30, 2009 |
| 7553721 |
Flash memory devices and methods of fabricating the same |
Jun. 30, 2009 |
| 7550334 |
Non-volatile memory and method of manufacturing the same |
Jun. 23, 2009 |
| 7547599 |
Multi-state memory cell |
Jun. 16, 2009 |
| 7541237 |
Non-volatile memory cell array having discontinuous source and drain diffusions contacted by continuous bit line conductors and methods of forming |
Jun. 2, 2009 |
| 7537996 |
Self-aligned method of forming a semiconductor memory array of floating gate memory cells with buried source line and floating gate |
May. 26, 2009 |
| 7521318 |
Semiconductor device and method of manufacturing the same |
Apr. 21, 2009 |
| 7517750 |
Flash memory devices having multilayered inter-gate dielectric layers including metal oxide layers and methods of manufacturing the same |
Apr. 14, 2009 |
| 7510933 |
Fabrication method of semiconductor integrated circuit device |
Mar. 31, 2009 |
| 7510935 |
Method of manufacturing a charge-trapping dielectric and method of manufacturing a sonos-type non-volatile semiconductor device |
Mar. 31, 2009 |
| 7510937 |
Nonvolatile semiconductor memory device and fabrication method for the same |
Mar. 31, 2009 |
| 7507625 |
Flash memory device and method for manufacturing the same |
Mar. 24, 2009 |
| 7507624 |
Semiconductor memory device and method of manufacturing the same |
Mar. 24, 2009 |
| 7504280 |
Nonvolatile memory device and method of manufacturing the same |
Mar. 17, 2009 |
| 7501319 |
Manufacturing a semiconductor device including sidewall floating gates |
Mar. 10, 2009 |
| 7501679 |
Flash memory device and method for fabricating the same |
Mar. 10, 2009 |
| 7491597 |
Flash memory device capable of erasing flash blocks in SOI substrate based on back-bias, method for manufacturing the same, and flash block erasion method and structure thereof |
Feb. 17, 2009 |
| 7482227 |
Method for manufacturing a flash memory |
Jan. 27, 2009 |
| 7479427 |
Semiconductor device and method of fabrication |
Jan. 20, 2009 |
| 7479428 |
NROM flash memory with a high-permittivity gate dielectric |
Jan. 20, 2009 |
| 7479430 |
Non-volatile semiconductor memory device |
Jan. 20, 2009 |
| 7476586 |
NOR flash memory cell with high storage density |
Jan. 13, 2009 |
| 7470574 |
OFET structures with both n- and p-type channels |
Dec. 30, 2008 |
| 7465629 |
Flash memory and method for manufacturing the same |
Dec. 16, 2008 |
| 7465985 |
Non-volatile memory device and methods of forming the same |
Dec. 16, 2008 |
| 7462903 |
Methods for fabricating semiconductor devices and contacts to semiconductor devices |
Dec. 9, 2008 |
| 7452775 |
Non-volatile memory device and manufacturing method and operating method thereof |
Nov. 18, 2008 |
| 7452776 |
Integrated circuits with substrate protrusions, including (but not limited to) floating gate memories |
Nov. 18, 2008 |
| 7445995 |
Flash memory structure and fabrication method thereof |
Nov. 4, 2008 |
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