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Class Information
Number: 257/922
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > With means to prevent inspection of or tampering with an integrated circuit (e.g., "smart card", anti-tamper)
Description: Subject matter comprising an integrated circuit with means to prevent inspection of, or tampering with the integrated circuit (e.g., an integrated circuit used in a "smart card" credit or bank card).


Patents under this class:
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Patent Number Title Of Patent Date Issued
7574610 Security state watcher Aug. 11, 2009
7557436 Semiconductor device and IC card including supply voltage wiring lines formed in different areas and having different shapes Jul. 7, 2009
7547961 IC card with bonding wire connections of different lengths Jun. 16, 2009
7525330 Semiconductor device, card, system, and methods of initializing and checking the authenticity and the identity of the semiconductor device Apr. 28, 2009
7489013 Destructor integrated circuit chip, interposer electronic device and methods Feb. 10, 2009
7485976 Tamper resistant packaging and approach Feb. 3, 2009
7343496 Secure transaction microcontroller with secure boot loader Mar. 11, 2008
7339186 IC chip with nanowires Mar. 4, 2008
7304324 Semiconductor memory element and lifetime operation starting apparatus therefor Dec. 4, 2007
7288834 Semiconductor device, carrier, card reader, methods of initializing and checking authenticity Oct. 30, 2007
7242080 Semiconductor wafer with information protection function Jul. 10, 2007
7233076 Semiconductor device with read out prevention and method of producing same Jun. 19, 2007
7220987 Semiconductor memory element and its lifetime operation starting device May. 22, 2007
7202782 Method and apparatus for disabling an integrated circuit (IC) when an attempt is made to bypass security on the IC Apr. 10, 2007
7181602 Method for exchanging at least one secret initial value between a processing station and a chip card Feb. 20, 2007
7173323 Semiconductor device with a protective security coating comprising multiple alternating metal layers Feb. 6, 2007
7115912 Device for defeating reverse engineering of integrated circuits by optical means Oct. 3, 2006
7054162 Security module system, apparatus and process May. 30, 2006
7007171 Method and apparatus for improved fold retention on a security enclosure Feb. 28, 2006
7005733 Anti tamper encapsulation for an integrated circuit Feb. 28, 2006
6998654 Semiconductor integrated circuit device Feb. 14, 2006
6895509 Tamper detection system for securing data May. 17, 2005
6740942 Permanently on transistor implemented using a double polysilicon layer CMOS process with buried contact May. 25, 2004
6720656 Semiconductor device with analysis prevention feature Apr. 13, 2004
6633501 Integrated circuit and circuit configuration for supplying power to an integrated circuit Oct. 14, 2003
6627985 Reconfigurable processor module comprising hybrid stacked integrated circuit die elements Sep. 30, 2003
6617676 Method for making a contactless chip card Sep. 9, 2003
6614080 Mask programmed ROM inviolable by reverse engineering inspections and method of fabrication Sep. 2, 2003
6449170 Integrated circuit package incorporating camouflaged programmable elements Sep. 10, 2002
6414884 Method and apparatus for securing electronic circuits Jul. 2, 2002
6359338 Semiconductor apparatus with self-security function Mar. 19, 2002
6201296 Semiconductor chip with protection against analyzing Mar. 13, 2001
6144106 Electronic coatings Nov. 7, 2000
6060773 Semiconductor chip and method of manufacturing the same May. 9, 2000
5998858 Microcircuit with memory that is protected by both hardware and software Dec. 7, 1999
5986284 Semiconductor device Nov. 16, 1999
5981971 Semiconductor ROM wafer test structure, and IC card Nov. 9, 1999
5905640 Security via hole(s) for printed circuit boards May. 18, 1999
5880523 Anti-tamper integrated circuit Mar. 9, 1999
5877547 Active security device including an electronic memory Mar. 2, 1999
5644638 Process for protecting components of smart or chip cards from fraudulent use Jul. 1, 1997
5581120 Semiconductor device card system Dec. 3, 1996
5576988 Secure non-volatile memory array Nov. 19, 1996
5535168 Method and apparatus for selectively erasing memory to extend battery life Jul. 9, 1996
5416347 Semiconductor memory device with additional conductive line to prevent line breakage May. 16, 1995
5369299 Tamper resistant integrated circuit structure Nov. 29, 1994
5353350 Electro-active cradle circuits for the detection of access or penetration Oct. 4, 1994
5315138 Semiconductor memory apparatus May. 24, 1994
5291434 MOS fuse with oxide breakdown and application thereof to memory cards Mar. 1, 1994
5278105 Semiconductor device with dummy features in active layers Jan. 11, 1994

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