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Class Information
Number: 257/315
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Field effect device > Having insulated electrode (e.g., mosfet, mos diode) > Variable threshold (e.g., floating gate memory device) > With floating gate electrode
Description: Subject matter including a gate electrode which is free of direct electrical connection.










Sub-classes under this class:

Class Number Class Name Patents
257/316 With additional contacted control electrode 2,565
257/323 With means to facilitate light erasure 96


Patents under this class:

Patent Number Title Of Patent Date Issued
8461639 Nonvolatile memory device Jun. 11, 2013
8456908 Multi-dot flash memory and method of manufacturing the same Jun. 4, 2013
8455948 Transistor arrangement with a first transistor and with a plurality of second transistors Jun. 4, 2013
8455939 Stacked metal fin cell Jun. 4, 2013
8455937 Nonvolatile semiconductor memory device in which decrease in coupling ratio of memory cells is suppressed Jun. 4, 2013
8455932 Local interconnect structure self-aligned to gate structure Jun. 4, 2013
8450789 Memory array with an air gap between memory cells and the formation thereof May. 28, 2013
8450783 Semiconductor device May. 28, 2013
8448101 Layout method for vertical power transistors having a variable channel width May. 21, 2013
8446779 Non-volatile memory using pyramidal nanocrystals as electron storage elements May. 21, 2013
8445954 Three-dimensional semiconductor memory device May. 21, 2013
8445953 Structure for flash memory cells May. 21, 2013
8445952 Zr-Sn-Ti-O films May. 21, 2013
8436411 Non-volatile memory May. 7, 2013
8436410 Semiconductor devices comprising a plurality of gate structures May. 7, 2013
8426904 Semiconductor device Apr. 23, 2013
8426276 Non-volatile semiconductor storage device and method of manufacturing the same Apr. 23, 2013
8421141 Non-volatile memory device and method of fabricating the same Apr. 16, 2013
8420466 Method of forming TFT floating gate memory cell structures Apr. 16, 2013
8415734 Memory device protection layer Apr. 9, 2013
8415218 Atomic layer deposition epitaxial silicon growth for TFT flash memory cell Apr. 9, 2013
8410543 Semiconductor storage device and manufacturing method thereof Apr. 2, 2013
8410537 Nonvolatile semiconductor memory device and method of manufacturing the same Apr. 2, 2013
8409945 Method of fabricating a charge trapping non-volatile memory cell Apr. 2, 2013
8409944 Process of forming an electronic device including a nonvolatile memory cell having a floating gate electrode or a conductive member with different portions Apr. 2, 2013
8405137 Single transistor floating-body DRAM devices having vertical channel transistor structures Mar. 26, 2013
8404542 Semiconductor device having transistor with vertical gate electrode and method of fabricating the same Mar. 26, 2013
8399322 Non-volatile semiconductor memory device and method of manufacturing the same Mar. 19, 2013
8395205 Semiconductor memory device and method of fabricating the same Mar. 12, 2013
8395202 Nanoscale floating gate Mar. 12, 2013
8395201 Nonvolatile semiconductor memory device Mar. 12, 2013
8394716 Methods of manufacturing three-dimensional semiconductor devices and related devices Mar. 12, 2013
8394700 Device including memory array and method thereof Mar. 12, 2013
8390056 Non-volatile semiconductor memory device with intrinsic charge trapping layer Mar. 5, 2013
8390054 Semiconductor memory element and semiconductor memory device Mar. 5, 2013
8390048 Method of manufacturing a nonvolatile semiconductor memory device, and a nonvolatile semiconductor memory device Mar. 5, 2013
8385122 Non-volatile memory device having stacked structure, and memory card and electronic system including the same Feb. 26, 2013
8384148 Method of making a floating gate non-volatile MOS semiconductor memory device with improved capacitive coupling Feb. 26, 2013
8384147 High endurance non-volatile memory cell and array Feb. 26, 2013
8384146 Methods for forming a memory cell having a top oxide spacer Feb. 26, 2013
8378408 Memory devices Feb. 19, 2013
8378407 Floating gate inverter type memory cell and array Feb. 19, 2013
8377826 Fin mask and method for fabricating saddle type fin using the same Feb. 19, 2013
8377774 Split gate type non-volatile semiconductor memory device and method of manufacturing the same Feb. 19, 2013
8373218 Nitride read-only memory cell and method of manufacturing the same Feb. 12, 2013
8373167 RFID tag having non-volatile memory device having floating-gate FETs with different source-gate and drain-gate border lengths Feb. 12, 2013
8372698 Semiconductor device having a modified recess channel gate and a method for fabricating the same Feb. 12, 2013
8369126 Memory device, manufacturing method for memory device and method for data writing Feb. 5, 2013
8368139 Semiconductor device comprising transistor structures and methods for forming same Feb. 5, 2013
8368138 Non-volatile memory devices and methods of manufacturing the same Feb. 5, 2013











 
 
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