JOHNSON, CHARLES A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 11436
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 1197
 
  
 
G06T IMAGE DATA PROCESSING OR GENERATION, IN GENERAL 1134
 
  
 
H04K SECRET COMMUNICATION; JAMMING OF COMMUNICATION157

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7464380 Efficient task management in symmetric multi-processor systemsJun 06, 02Dec 09, 08[G06F]
7363377 Method for protecting the program environment of a microsoft component object model (COM) clientOct 09, 02Apr 22, 08[G06F]
7200721 Verification of memory operations by multiple processors to a shared memoryOct 09, 02Apr 03, 07[G06F]
7188062 Configuration management for an emulator operating systemDec 27, 02Mar 06, 07[G06F]
7032133 Method and system for testing a computing arrangementJun 06, 02Apr 18, 06[G06F]
6978374 Authorization key system for selectively controlling the performance of a data processing systemSep 29, 00Dec 20, 05[H04K]
6785775 Use of a cache coherency mechanism as a doorbell indicator for input/output hardware queuesMar 19, 02Aug 31, 04[G06F]
6768985 Method and apparatus for administration of database partitionsAug 30, 99Jul 27, 04[G06K]
6625698 Method and apparatus for controlling memory storage locks based on cache line ownershipDec 28, 00Sep 23, 03[G06F]
6614433 Method and system for distributed, dynamic generation of graphics filesJun 05, 98Sep 02, 03[G06T]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7013341 Output area interpretation controlExpiredJul 13, 01Mar 14, 06[G06F]
6928517 Method for avoiding delays during snoop requestsExpiredAug 30, 00Aug 09, 05[G06F]
6799156 Method and design for a DVD SCSI tape controllerExpiredApr 26, 02Sep 28, 04[G06F]
6785884 Symbolic debug interface for register transfer simulator debuggerExpiredSep 29, 99Aug 31, 04[G06F]
6751756 First level cache parity error injectExpiredDec 01, 00Jun 15, 04[G06F]
6351734 System and method for resource allocation and planningExpiredSep 09, 98Feb 26, 02[G06F]
6263331 Hybrid hash join processExpiredJul 30, 98Jul 17, 01[G06F]

Top Inventors for This Owner

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