Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Physics
Class Information
Number: 257/E23.019
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Packaging, interconnects, and markings for semiconductor or other solid-state devices (epo) > Arrangements for conducting electric current to or from solid-state body in operation, e.g., leads, terminal arrangements (epo) > Consisting of lead-in layers inseparably applied to semiconductor body (epo) > Consisting of layered constructions comprising conductive layers and insulating layers, e.g., planar contacts (epo)
Description: This subclass is indented under subclass E23.012. This subclass is substantially the same in scope as ECLA classification H01L23/485.










Sub-classes under this class:

Class Number Class Name Patents
257/E23.02 Bonding areas, e.g., pads (epo) 1,264
257/E23.021 Bump or ball contacts (epo) 2,068
257/E23.022 Overhang structure (epo) 39


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Patent Number Title Of Patent Date Issued
5502335 Semiconductor device with wiring layer Mar. 26, 1996
5491355 Self-aligned contact formation Feb. 13, 1996
5480837 Process of making an integrated circuit having a planar conductive layer Jan. 2, 1996
5475266 Structure for microelectronic device incorporating low resistivity straps between conductive regions Dec. 12, 1995
5472912 Method of making an integrated circuit structure by using a non-conductive plug Dec. 5, 1995
5466971 Semiconductor device having a multilayer interconnection layer Nov. 14, 1995
5463255 Semiconductor integrated circuit device having an electrode pad including an extended wire bonding portion Oct. 31, 1995
5463234 High-speed semiconductor gain memory cell with minimal area occupancy Oct. 31, 1995
5459354 Semiconductor device with improved insulation of wiring structure from a gate electrode Oct. 17, 1995
5457069 Process for fabricating device having titanium-tungsten barrier layer and silicide layer contacted shallow junction simultaneously formed Oct. 10, 1995
5451819 Semiconductor device having conductive plug projecting from contact hole and connected at side surface thereof to wiring layer Sep. 19, 1995
5445994 Method for forming custom planar metal bonding pad connectors for semiconductor dice Aug. 29, 1995
5430328 Process for self-align contact Jul. 4, 1995
5427972 Method of making a sidewall contact Jun. 27, 1995
5413961 Method for forming a contact of a semiconductor device May. 9, 1995
5413968 Semiconductor device and manufacturing method thereof May. 9, 1995
5414302 Semiconductor device with a multilayered contact structure having a boro-phosphate silicate glass planarizing layer May. 9, 1995
5411916 Method for patterning wirings of semiconductor integrated circuit device May. 2, 1995
5412250 Barrier enhancement at the salicide layer May. 2, 1995
5410173 Semiconductor integrated circuit device Apr. 25, 1995
5408130 Interconnection structure for conductive layers Apr. 18, 1995
5407862 Method for manufacturing fine-structured stacked connection layer Apr. 18, 1995
5406100 Semiconductor integrated circuit device having multi-contact wiring structure Apr. 11, 1995
5404046 Flat semiconductor wiring layers Apr. 4, 1995
5397910 Semiconductor integrated circuit device with wiring microstructure formed on gates and method of manufacturing the same Mar. 14, 1995
5386382 Semiconductor memory device and a manufacturing method thereof Jan. 31, 1995
5385634 Sealed self aligned contact process Jan. 31, 1995
5384485 Contact structure for connecting an electrode to a semiconductor Jan. 24, 1995
5374592 Method for forming an aluminum metal contact Dec. 20, 1994
5374849 Conductive layer connection structure of semiconductor device Dec. 20, 1994
5373191 Semiconductor device and method of producing the same Dec. 13, 1994
5372964 Method of producing pillar-shaped DRAM and ROM devices Dec. 13, 1994
5372956 Method for making direct contacts in high density MOS/CMOS processes Dec. 13, 1994
5371041 Method for forming a contact/VIA Dec. 6, 1994
5355020 Semiconductor device having a multi-layer metal contact Oct. 11, 1994
5347159 Semiconductor chip assemblies with face-up mounting and rear-surface connection to substrate Sep. 13, 1994
5346861 Semiconductor chip assemblies and methods of making same Sep. 13, 1994
5336628 Method for fabricating semiconductor memory device Aug. 9, 1994
5330934 Method of fabricating a semiconductor device having miniaturized contact electrode and wiring structure Jul. 19, 1994
5327011 Semiconductor device with enhanced via or contact hole connection between an interconnect layer and a connecting region Jul. 5, 1994
5318923 Method for forming a metal wiring layer in a semiconductor device Jun. 7, 1994
5317193 Contact via for semiconductor device May. 31, 1994
5309023 Contact structure for interconnection in semiconductor devices and manufacturing method thereof May. 3, 1994
5302855 Contact electrode structure for semiconductor device Apr. 12, 1994
5287002 Planar multi-layer metal bonding pad Feb. 15, 1994
5283203 Self-aligned contact process for complementary field-effect integrated circuits Feb. 1, 1994
5281838 Semiconductor device having contact between wiring layer and impurity region Jan. 25, 1994
5279983 Method of making a semiconductor memory device Jan. 18, 1994
5278083 Method for making reliable connections to small features of integrated circuits Jan. 11, 1994
5266832 Semiconductor apparatus and method for producing the same Nov. 30, 1993

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19










 
 
  Recently Added Patents
Pyroelectric detector, pyroelectric detection device, and electronic instrument
System and method for enhanced artificial bandwidth expansion
Illumination unit for a direct-view display
Lubricant supplying device, process cartridge, and image forming apparatus
Method and system for using personal devices for authentication and service access at service outlets
Self-diagnostic method and system for implantable cardiac device
Active matrix substrate, method for manufacturing same, and liquid crystal display apparatus
  Randomly Featured Patents
Adaptive illumination independent matching of out of gamut spot colors using various gamut mapping techniques
Two-part spray application system and method
Parallax image string pickup apparatus
Tool and attachment gripping and releasing means
Method for the remote detection, localization and monitoring of critical faults in pipelines
Method of establishing a wireless multi-hop network
Turbo-molecular pump
Benzo-fused thiazopinyl-terminated alkylamino ethynyl alanine amino diol compounds for treatment of hypertension
Ski boot
Machine tool and associated pallet changer