HITACHI AMERICA, LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 17225
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 875
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 6441
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 271
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 172
 
  
 
F02N STARTING OF COMBUSTION ENGINES 132
 
  
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 138
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 158
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR166
 
  
 
H03D DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER 148

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE41860 Cold start engine control apparatus and methodApr 20, 01Oct 26, 10[F02M, F02D]
7269586 Patient rule induction method on large disk resident data sets and parallelization thereofDec 22, 99Sep 11, 07[G06F]
6568261 Hot wire gas flow sensorOct 16, 00May 27, 03[G01E]
6563874 Fast search method for motion estimationJun 23, 00May 13, 03[H04N]
D473532 Television consoleJun 24, 02Apr 22, 03[1403]
D460427 Television consoleJun 01, 01Jul 16, 02[1403]
6274951 EMI energy absorberMay 05, 99Aug 14, 01[H05K]
6148032 Methods and apparatus for reducing the cost of video decodersJun 26, 98Nov 14, 00[H04N]
6148033 Methods and apparatus for improving picture quality in reduced resolution video decodersNov 20, 97Nov 14, 00[H04N]
6025878 Method and apparatus for decoding both high and standard definition video signals using a single video decoderApr 25, 97Feb 15, 00[H04N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8125386 Steerable antenna and receiver interface for terrestrial broadcastExpiredNov 04, 09Feb 28, 12[H01Q]
8126050 Methods and apparatus for decoding and displaying different resolution video signalsExpiredJul 02, 09Feb 28, 12[H04N]
2011/0076,419 METHOD FOR DEVELOPING FINE GRAINED, THERMALLY STABLE METALLIC MATERIALAbandonedSep 28, 09Mar 31, 11[B05D, B23K, C21D]
7782938 Methods for reduced cost insertion of video subwindows into compressed videoExpiredJul 11, 03Aug 24, 10[H04B]
2010/0001,862 Method for authenticating radio frequency identificationAbandonedJul 03, 08Jan 07, 10[G08B]
7633441 Steerable antenna and receiver interface for terrestrial broadcastExpiredAug 15, 07Dec 15, 09[H01Q]
7573938 Methods and apparatus for decoding and displaying different resolution video signalsExpiredAug 15, 07Aug 11, 09[H04N]
2008/0252,463 RADIO FREQUENCY IDENTIFICATION TAGS FOR DIGITAL STORAGE DISCSAbandonedMay 19, 08Oct 16, 08[G08B, G11B]
7425920 Steerable antenna and receiver interface for terrestrial broadcastExpiredFeb 03, 06Sep 16, 08[H01Q]
7378971 Radio frequency identification tags for digital storage discsExpiredSep 30, 05May 27, 08[G08B]
7295611 Methods and apparatus for decoding and displaying different resolution video signalsExpiredApr 05, 06Nov 13, 07[H04N]
2007/0250,451 METHOD AND APPARATUS FOR PERFORMING BENEFIT TRANSACTIONS USING A PORTABLE INTERGRATED CIRCUIT DEVICEAbandonedJun 25, 07Oct 25, 07[H04L]
7242860 Optical protection switching using 2 by 2 switching functionsExpiredOct 18, 02Jul 10, 07[G02F]
7234638 Method and apparatus for performing benefit transactions using a portable integrated circuit deviceExpiredJan 20, 05Jun 26, 07[G06K]
7173970 Methods and apparatus for decoding and displaying multiple digital images in parallelExpiredApr 30, 02Feb 06, 07[H04N]
2006/0101,432 Assembly language code compilation for an instruction-set architecture containing new instructions using the prior assemblerAbandonedSep 06, 05May 11, 06[G06F]
7020671 Implementation of an inverse discrete cosine transform using single instruction multiple data instructionsExpiredMar 21, 00Mar 28, 06[G06F]
7006040 Steerable antenna and receiver interface for terrestrial broadcastExpiredNov 30, 01Feb 28, 06[H01Q]
7003461 Method and apparatus for an adaptive codebook search in a speech processing systemExpiredJul 09, 02Feb 21, 06[G10L]
6944169 Method and apparatus for managing quality of service in network devicesExpiredMar 01, 00Sep 13, 05[H04L]

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