Kabushiki Kaisha Kenwood

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 32106
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 23262
 
  
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 1582
 
  
 
H04B TRANSMISSION 14196
 
  
 
H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 1493
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 13434
 
  
 
G08G TRAFFIC CONTROL SYSTEMS 1156
 
  
 
G01C MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY 1095
 
  
 
H04J MULTIPLEX COMMUNICATION 8117
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 6105

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9047772 On-vehicle device and advertisement information distribution systemApr 25, 08Jun 02, 15[G06Q, G07B, G09F, G08G, G01C]
8903600 Vehicle-mounted device, control method and program with parking spot detectionFeb 19, 09Dec 02, 14[G06Q, G06F, G08G, H04W]
8761793 Information distribution system, and vehicle-mounted deviceMar 26, 09Jun 24, 14[H04W]
8717126 Stopper structure for rotary operation member, electronic device, and channel stopperDec 23, 10May 06, 14[H03J]
8706057 In-vehicle device and delivery systemJul 25, 08Apr 22, 14[H04B, G08G]
8669826 Radio transmitterSep 12, 11Mar 11, 14[H03C]
8670922 Guiding route generation device and guiding route generation methodJan 18, 06Mar 11, 14[G01C]
8649973 Guide display device and guide display method, and display device and method for switching display contentsJun 09, 09Feb 11, 14[G06F]
8570219 Method and apparatus for detecting positionJun 09, 11Oct 29, 13[G01S]
8571792 Navigation device and display methodApr 25, 08Oct 29, 13[G01C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8471729 Road-vehicle communication systemExpiredFeb 20, 09Jun 25, 13[G08G]
8201812 Viscous fluid-sealing damperExpiredNov 07, 07Jun 19, 12[F16F]
2012/0121,970 BATTERY STORAGE CASE AND ELECTRONIC DEVICEAbandonedMar 16, 11May 17, 12[H01M]
2012/0020,494 SIGNAL-COMPONENT EXTRACTION APPARATUS AND SIGNAL-COMPONENT EXTRACTION METHODAbandonedJun 14, 11Jan 26, 12[H04B]
2011/0300,909 Portable radio communication deviceAbandonedMay 04, 11Dec 08, 11[H04B]
2011/0029,232 DISTRIBUTION SYSTEM AND VEHICLE-MOUNTED DEVICEAbandonedJan 21, 09Feb 03, 11[G06F, G01C]
2011/0015,827 DISTRIBUTION SYSTEM AND VEHICLE-MOUNTED DEVICEAbandonedMar 19, 09Jan 20, 11[G06F]
2011/0010,443 INFORMATION PROVISION SYSTEM, TERMINAL FOR TRANSMITTING/RECEIVING INFORMATION, AND INFORMATION PROVISION METHODAbandonedFeb 19, 09Jan 13, 11[G06F]
2010/0274,448 VEHICLE-MOUNTED DEVICE, OUTPUT PROPRIETY JUDGMENT METHOD, COMMUNICATION SYSTEM AND PROGRAMAbandonedDec 25, 08Oct 28, 10[G06F, G08G]
2010/0261,428 ROAD-VEHICLE COMMUNICATION SYSTEMAbandonedDec 17, 08Oct 14, 10[H04B]
2010/0245,284 Input device and electronic device using the sameAbandonedMar 26, 10Sep 30, 10[G06F]
7801018 Diversity receiver, and method for receiving orthogonal frequency division multiplex signalExpiredDec 07, 01Sep 21, 10[H03C, H04W, G01R, H04J]
2010/0215,333 IMAGE AUDIO REPRODUCTION SYSTEM, AV AMPLIFICATION DEVICE AND PROGRAMAbandonedSep 14, 09Aug 26, 10[H04N]
2010/0211,310 MOUNTED-ON-A-CAR INSTRUMENT AND UTTERANCE PRIORITY METHODAbandonedOct 10, 08Aug 19, 10[G10L, G08G, G01C]
2010/0202,263 METHOD FOR JUDGING OPTICAL DISC, OPTICAL DISC DEVICE AND PROGRAMAbandonedJan 30, 09Aug 12, 10[G11B]
2010/0198,455 INFORMATION DISTRIBUTING SYSTEM AND VEHICLE-MOUNTED DEVICEAbandonedSep 25, 08Aug 05, 10[G06F]
2010/0198,692 ADVERTISEMENT DISTRIBUTING SYSTEM AND VEHICLE-MOUNTED DEVICEAbandonedSep 25, 08Aug 05, 10[G06Q]
2010/0198,915 CONTENT REPRODUCING APPARATUSAbandonedSep 25, 08Aug 05, 10[G06F]
2010/0188,252 WIRELESS APPARATUSAbandonedJun 24, 08Jul 29, 10[G08B]
2010/0182,885 METHOD FOR DISCRIMINATING OPTICAL DISC, OPTICAL DISC DEVICE AND PROGRAMAbandonedJan 30, 09Jul 22, 10[G11B]

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