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Class Information
Number: 257/E23.051
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 soldered or bonded constructions (epo) > Lead frames or other flat leads (epo) > Specifically adapted to facilitate heat dissipation (epo)
Description: This subclass is indented under subclass E21.031. This subclass is substantially the same in scope as ECLA classification H01L23/495H.


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7626251 Microelectronic die assembly having thermally conductive element at a backside thereof and method of making same Dec. 1, 2009
7626259 Heat sink for a high capacity thin module system Dec. 1, 2009
7622803 Heat sink assembly and related methods for semiconductor vacuum processing systems Nov. 24, 2009
7612448 Power module having a cooling device and semiconductor devices mounted on a resin substrate, method of producing same, and air conditioner Nov. 3, 2009
7608915 Heat dissipation semiconductor package Oct. 27, 2009
7598535 Light-emitting diode assembly and method of fabrication Oct. 6, 2009
7592702 Via heat sink material Sep. 22, 2009
7592695 Compound heat sink Sep. 22, 2009
7589401 Lightweight, hermetically sealed package having auxiliary, selectively contoured, low mass, pseudo wall insert for surface-mounting and dissipating heat from electronic circuit components Sep. 15, 2009
7585702 Structure and assembly procedure for low stress thin die flip chip packages designed for low-K Si and thin core substrate Sep. 8, 2009
7579687 Circuit module turbulence enhancement systems and methods Aug. 25, 2009
7579675 Semiconductor device having surface mountable external contact areas and method for producing the same Aug. 25, 2009
7564124 Semiconductor die package including stacked dice and heat sink structures Jul. 21, 2009
7560309 Drop-in heat sink and exposed die-back for molded flip die package Jul. 14, 2009
7557432 Thermally enhanced power semiconductor package system Jul. 7, 2009
7554179 Multi-leadframe semiconductor package and method of manufacture Jun. 30, 2009
7550845 Ball grid array package with separated stiffener layer Jun. 23, 2009
7547582 Method of fabricating a surface adapting cap with integral adapting material for single and multi chip assemblies Jun. 16, 2009
7521780 Integrated circuit package system with heat dissipation enclosure Apr. 21, 2009
7511365 Thermal enhanced low profile package structure Mar. 31, 2009
7501702 Integrated transistor module and method of fabricating same Mar. 10, 2009
7498673 Heatplates for heatsink attachment for semiconductor chips Mar. 3, 2009
7489033 Electronic assembly with hot spot cooling Feb. 10, 2009
7468548 Thermal enhanced upper and dual heat sink exposed molded leadless package Dec. 23, 2008
7443025 Thermally improved placement of power-dissipating components onto a circuit board Oct. 28, 2008
7405107 Semiconductor device, method and apparatus for fabricating the same Jul. 29, 2008
7388286 Semiconductor package having enhanced heat dissipation and method of fabricating the same Jun. 17, 2008
7382000 Semiconductor device Jun. 3, 2008
7382047 Heat dissipation device Jun. 3, 2008
7378730 Thermal interconnect systems methods of production and uses thereof May. 27, 2008
7365422 Package of leadframe with heatsinks Apr. 29, 2008
7352062 Integrated circuit package design Apr. 1, 2008
7338840 Method of forming a semiconductor die with heat and electrical pipes Mar. 4, 2008
7332806 Thin, thermally enhanced molded package with leadframe having protruding region Feb. 19, 2008
7317247 Semiconductor package having heat spreader and package stack using the same Jan. 8, 2008
7315077 Molded leadless package having a partially exposed lead frame pad Jan. 1, 2008
7307269 Phase-change RAM containing AIN thermal dissipation layer and TiN electrode Dec. 11, 2007
7294912 Semiconductor device Nov. 13, 2007
7262440 Light emitting diode package and fabrication method thereof Aug. 28, 2007
7259451 Invertible microfeature device packages Aug. 21, 2007
7256489 Semiconductor apparatus Aug. 14, 2007
7256492 Heat sink and display panel including heat sink Aug. 14, 2007
7235876 Semiconductor device having metallic plate with groove Jun. 26, 2007
7233065 Semiconductor device having capacitors for reducing power source noise Jun. 19, 2007
7230320 Electronic circuit device with reduced breaking and cracking Jun. 12, 2007
7227257 Cooling micro-channels Jun. 5, 2007
7224058 Integrated circuit package employing a heat-spreader member May. 29, 2007
7202559 Method of assembling a ball grid array package with patterned stiffener layer Apr. 10, 2007
7199465 Wire bonding system and method of use Apr. 3, 2007
7193318 Multiple power density chip structure Mar. 20, 2007

1 2 3 4 5


 
 
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