ACACIA RESEARCH GROUP LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 16346
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 11436
 
  
 
G11C STATIC STORES 7144
 
  
 
H03K PULSE TECHNIQUE 3128
 
  
 
H04J MULTIPLEX COMMUNICATION 3122
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 3282
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 2109
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 158
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 199
 
  
 
H03B GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS 162

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9368459 Semiconductor chip with seal ring and sacrificial corner patternDec 23, 14Jun 14, 16[H01L]
8963291 Semiconductor chip with seal ring and sacrificial corner patternMay 20, 11Feb 24, 15[H01L]
8903745 Worldwide web registration information processing systemSep 13, 12Dec 02, 14[H04L, G06F]
8018030 Semiconductor chip with seal ring and sacrificial corner patternMar 24, 09Sep 13, 11[H01L]
7884031 Semiconductor deviceJun 15, 09Feb 08, 11[H01L]
7605448 Semiconductor device with seal ringSep 08, 05Oct 20, 09[H01L]
7199433 Method of manufacturing semiconductor integrated circuit device having capacitor elementJan 14, 04Apr 03, 07[H01L]
7030449 Semiconductor integrated circuit device having capacitor elementSep 29, 04Apr 18, 06[H01L]
6944078 Semiconductor deviceJul 16, 04Sep 13, 05[G11C]
6810444 Memory system allowing fast operation of processor while using flash memory incapable of random accessFeb 25, 03Oct 26, 04[G06F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8183114 Semiconductor device and manufacturing method thereof for reducing the area of the memory cell regionExpiredDec 11, 09May 22, 12[H01L]
2011/0012,181 METHOD OF MANUFACTURING SEMICONDUCTOR INTEGRATED CIRCUIT DEVCIE HAVING CAPACITOR ELEMENTAbandonedSep 24, 10Jan 20, 11[H01L]
2010/0277,996 SEMICONDUCTOR DEVICEAbandonedFeb 08, 08Nov 04, 10[G11C]
2010/0191,934 MICROCOMPUTER AND DIVIDING CIRCUITAbandonedMar 18, 10Jul 29, 10[G06F]
7663193 Semiconductor device and manufacturing method thereof for reducing the area of the memory cell regionExpiredSep 25, 08Feb 16, 10[H01L]
2010/0001,329 METHOD OF MANUFACTURING SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE HAVING CAPACITOR ELEMENTAbandonedSep 14, 09Jan 07, 10[H01L]
7598558 Method of manufacturing semiconductor integrated circuit device having capacitor elementExpiredOct 29, 07Oct 06, 09[H01L]
2008/0313,444 MICROCOMPUTER AND DIVIDING CIRCUITAbandonedAug 21, 08Dec 18, 08[G06F]
7439153 Semiconductor device and manufacturing method thereof for reducing the area of the memory cell regionExpiredOct 03, 06Oct 21, 08[H01L]
7345938 Semiconductor deviceExpiredMay 09, 07Mar 18, 08[G11C]
7330388 Sense amplifier circuit and method of operationExpiredSep 23, 05Feb 12, 08[G11C]
7323735 Method of manufacturing semiconductor integrated circuit device having capacitor elementExpiredJul 05, 05Jan 29, 08[H01L]
7313041 Sense amplifier circuit and methodExpiredJun 16, 04Dec 25, 07[G11C]
7230867 Semiconductor deviceExpiredAug 18, 05Jun 12, 07[G11C]
7173501 Dual slope temperature dependent oscillatorExpiredMay 14, 04Feb 06, 07[H03L]
7143358 Virtual world internet web site using common and user-specific metricsExpiredDec 23, 99Nov 28, 06[C06F]
7095642 Method and circuit for reducing defect current from array element failures in random access memoriesExpiredMar 12, 04Aug 22, 06[G11C]
7075157 Method of manufacturing a semiconductor integrated circuit deviceExpiredApr 29, 04Jul 11, 06[H01L]
6996700 Microcomputer and dividing circuitExpiredDec 11, 01Feb 07, 06[G06F]
2005/0251,651 Microcomputer and dividing circuitAbandonedMay 03, 05Nov 10, 05[G06F]

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