CITIZEN HOLDINGS CO., LTD.

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Technologies

Intl Class Technology # of Patents Rank
 
 
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 7838
 
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 73198
 
 
 
G04B MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME-PIECES USING THE POSITION OF THE SUN, MOON, OR STARS 703
 
 
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 5140
 
 
 
G04C ELECTROMECHANICAL CLOCKS OR WATCHES 372
 
 
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 3786
 
 
 
1002 WATCHES AND WRIST WATCHES273
 
 
 
B23B TURNING; BORING 2220
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 15313
 
 
 
1303 EQUIPMENT FOR DISTRIBUTION OR CONTROL OF ELECTRIC POWER1539

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0083,388 CYLINDER INTERNAL-PRESSURE SENSOR FOR ENGINEMar 29, 12Mar 27, 14[F02F]
2014/0086,023 ELECTRONIC WATCHMay 17, 12Mar 27, 14[G04G]
2014/0076,914 PAPER EJECTOR UNIT AND PRINTERSep 19, 13Mar 20, 14[G07F]
2014/0071,194 PRINTERJun 28, 13Mar 13, 14[B41J]
2014/0055,996 LIGHTING DEVICEAug 26, 13Feb 27, 14[F21K]
2014/0056,323 OPTICAL DEVICEAug 24, 13Feb 27, 14[H01S]
2014/0047,920 ANALOG MULTIPLIER CIRCUIT, VARIABLE GAIN AMPLIFIER, DETECTOR CIRCUIT, AND PHYSICAL QUANTITY SENSORApr 25, 12Feb 20, 14[G01C, G06G]
2014/0023,420 PRINTERJul 18, 13Jan 23, 14[B41J]
2014/0015,182 WORKPIECE RECOVERY UNITFeb 22, 12Jan 16, 14[B23Q]
2014/0016,440 RADIO-CONTROLLED WRISTWATCHMar 13, 12Jan 16, 14[G04R]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,692,518 Electronic apparatusJul 24, 07Apr 08, 14[H02J]
8,686,908 Wireless function watchAug 10, 07Apr 01, 14[H01Q]
8,681,195 Paper detecting device and printer including the sameJan 20, 12Mar 25, 14[B41J]
8,672,567 Printer apparatusDec 20, 10Mar 18, 14[B65H]
8,663,487 Method for manufacturing crystal oscillatorOct 16, 09Mar 04, 14[H03H, G01C]
8,666,205 Optical deviceNov 24, 10Mar 04, 14[G02B]
8,659,789 PrinterFeb 15, 13Feb 25, 14[G06K]
8,655,436 Heart rate meter and heart beat detecting methodSep 05, 06Feb 18, 14[A61B]
8,646,959 Laser light sourceJan 26, 11Feb 11, 14[F21V]
8,629,822 Field sequential color display device with red, green, blue and white light sourcesJun 13, 07Jan 14, 14[G02F, G09G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
2012/0128,024 TEMPERATURE MEASURING DEVICENov 22, 11May 24, 12[G01K]
8,130,332 Liquid crystal optical modulation element, liquid crystal optical modulation device and method for driving liquid crystal optical modulation elementNov 12, 07Mar 06, 12[G02F]
2011/0267,570 ELECTRO-OPTICAL DEVICEFeb 26, 09Nov 03, 11[G02F]
2009/0287,096 Blood pressure meterJul 05, 06Nov 19, 09[A61B]
7,620,506 Measurement electronic device systemOct 24, 03Nov 17, 09[G01R]
2009/0267,423 ELECTROMAGNETIC EXCITERApr 21, 09Oct 29, 09[H02K]
2009/0232,576 PrinterOct 05, 06Sep 17, 09[B41J]
2009/0133,221 Hinge DeviceJul 06, 06May 28, 09[E05D]
2009/0021,766 PRINT SYSTEMJul 18, 08Jan 22, 09[G06F, G06K]
2009/0002,331 LIQUID CRYSTAL DISPLAY DEVICEMay 30, 08Jan 01, 09[G09G, G06F]
2008/0310,907 PrinterOct 04, 05Dec 18, 08[B41J]
7,461,559 Electromechanical transducer and method of fabricating the sameMar 16, 06Dec 09, 08[G01B]
2008/0284,926 Liquid Crystal Display DeviceSep 15, 05Nov 20, 08[G09G]
2008/0243,011 BLOOD PRESSURE MONITORMar 31, 08Oct 02, 08[A61B]
7,330,766 Electronic device systemOct 24, 03Feb 12, 08[G05B]
7,327,421 Liquid crystal display deviceFeb 18, 05Feb 05, 08[G02F]
7,321,414 Liquid crystal display panelApr 11, 03Jan 22, 08[G02F]
2008/0013,008 Liquid Crystal Driving Circuit and Liquid Crystal Display Device with the SameSep 28, 05Jan 17, 08[G02F]
2008/0013,032 Liquid crystal deviceMar 29, 05Jan 17, 08[G02F]
2008/0004,510 Worn type electronic device and biological measuring apparatus provided with the sameMar 12, 07Jan 03, 08[A61B]

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Top Inventors for This Owner

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