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Class Information
Number: 257/721
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Housing or package > With provision for cooling the housing or its contents > With gas coolant
Description: Subject matter wherein the cooling means uses a gas to provide the cooling (e.g., by convection).

Sub-classes under this class:

Class Number Class Name Patents
257/722 With fins 879

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8704346 Semiconductor package and radiation lead frame Apr. 22, 2014
8680672 Semiconductor package with sleeve member and fan wheel for heat dissipation Mar. 25, 2014
8582291 Power conversion apparatus Nov. 12, 2013
8563365 Air-gap C4 fluidic I/O interconnects and methods of fabricating same Oct. 22, 2013
8552541 Power device packages having thermal electric modules using peltier effect and methods of fabricating the same Oct. 8, 2013
8536699 Semiconductor device manufacturing method and semiconductor device manufacturing apparatus Sep. 17, 2013
8520394 Control device Aug. 27, 2013
8488320 Semiconductor package having a cooling fan and method of fabricating the same Jul. 16, 2013
8421235 Semiconductor device with heat spreaders Apr. 16, 2013
8384212 Semiconductor equipment and method of manufacturing the same Feb. 26, 2013
8322980 Heat transfer device in a rotating structure Dec. 4, 2012
8300403 Computer system and heat sink Oct. 30, 2012
8283776 Microfabricated pillar fins for thermal management Oct. 9, 2012
8269341 Cooling structures and methods Sep. 18, 2012
8237264 Method of manufacturing semiconductor device and thermal annealing apparatus Aug. 7, 2012
8217513 Remote plasma processing of interface surfaces Jul. 10, 2012
8213178 Electronic device Jul. 3, 2012
8208250 External thermal solution for a mobile computing device Jun. 26, 2012
8159065 Semiconductor package having an internal cooling system Apr. 17, 2012
8154865 Computer including a disk drive, motherboard and fan Apr. 10, 2012
8130493 Method of arranging components of circuit board for optimal heat dissipation and circuit apparatus having components arranged by performing the method Mar. 6, 2012
8107240 Electronic gaming machine interface system Jan. 31, 2012
8094447 Display device having wind path plate Jan. 10, 2012
8094455 High-density integrated circuit module structure Jan. 10, 2012
8081471 Module for an automation device Dec. 20, 2011
8039302 Semiconductor package and method of forming similar structure for top and bottom bonding pads Oct. 18, 2011
8000099 Power supply cooling system Aug. 16, 2011
7990705 Systems and methods for synthetic jet enhanced natural cooling Aug. 2, 2011
7936056 Airtight package comprising a pressure adjustment unit May. 3, 2011
7916479 Heat dissipating system and connector thereof Mar. 29, 2011
7903409 System and method for cooling an electronic device Mar. 8, 2011
7903408 Heat dissipation device of electronic circuit modules Mar. 8, 2011
7896611 Heat transfer device in a rotating structure Mar. 1, 2011
7791888 Electronic control apparatus Sep. 7, 2010
7755186 Cooling solutions for die-down integrated circuit packages Jul. 13, 2010
7751193 Electronic control apparatus Jul. 6, 2010
7742297 Ceramic foam electronic component cooling Jun. 22, 2010
7738249 Circuitized substrate with internal cooling structure and electrical assembly utilizing same Jun. 15, 2010
7732918 Vapor chamber heat sink having a carbon nanotube fluid interface Jun. 8, 2010
7723845 System and method of a heat transfer system with an evaporator and a condenser May. 25, 2010
7724527 Method and structure to improve thermal dissipation from semiconductor devices May. 25, 2010
7713789 Semiconductor device with a high thermal dissipation efficiency May. 11, 2010
7714433 Piezoelectric cooling of a semiconductor package May. 11, 2010
7656028 System for controlling the temperature of an associated electronic device using an enclosure having a working fluid arranged therein and a chemical compound in the working fluid that undergoes Feb. 2, 2010
7642644 Packaging for high power integrated circuits Jan. 5, 2010
7633753 Piezoelectric air jet augmented cooling for electronic devices Dec. 15, 2009
7613004 Heat sink with heat dissipating fins and method of manufacturing heat sink Nov. 3, 2009
7599414 Laser device Oct. 6, 2009
7583501 Electronic apparatus Sep. 1, 2009
7560813 Chip-based thermo-stack Jul. 14, 2009

1 2 3 4 5

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