CITIZEN HOLDINGS CO., LTD.

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Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
 
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 8941
 
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 84222
 
 
 
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 716
 
 
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 5749
 
 
 
G04C ELECTROMECHANICAL CLOCKS OR WATCHES 453
 
 
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 3999
 
 
 
B23B TURNING; BORING 2919
 
 
 
1002 WATCHES AND WRIST WATCHES284
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 20369
 
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 18155

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0225,143 LIGHT EMITTING DEVICEFeb 10, 14Aug 14, 14[H01L]
2014/0226,446 RADIO-CONTROLLED WRISTWATCHAug 01, 12Aug 14, 14[G04R, G04G]
2014/0220,714 METHOD FOR MANUFACTURING SEMICONDUCTOR LIGHT-EMITTING ELEMENTJun 28, 12Aug 07, 14[H01L]
2014/0211,463 LIGHT-EMITTING DEVICE AND METHOD FOR COMPENSATING CHROMATICITY OF LIGHT-EMITTING DEVICEJan 28, 14Jul 31, 14[F21K]
2014/0202,294 MACHINE TOOL AND MACHINING METHODAug 29, 12Jul 24, 14[B23B]
2014/0204,592 LENS MEMBER AND LIGHT-EMITTING DEVICE USING SAMEAug 13, 12Jul 24, 14[F21V]
2014/0197,741 LED LIGHTING APPARATUSJul 12, 12Jul 17, 14[H05B]
2014/0161,387 OPTICAL DEVICEMay 22, 12Jun 12, 14[G02B, G02F]
2014/0151,213 PUSH SWITCHFeb 22, 13Jun 05, 14[H01H]
2014/0152,172 LIGHT-EMITTING DIODE AND LIGHTING DEVICE INCLUDING THE SAMEFeb 18, 13Jun 05, 14[H01L]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,861,315 Radio-controlled wristwatchMar 13, 12Oct 14, 14[G04R, G04B, G04G, G04C]
8,851,713 Lens member and optical unit using said lens memberSep 22, 11Oct 07, 14[F21K, F21L, G02B, F21Y, F21V, F21S]
8,853,934 Light-emitting deviceOct 15, 12Oct 07, 14[F21K, H01J, H01L]
8,848,155 Liquid crystal panel with gas barrier layer structure and liquid crystal panel production methodAug 29, 08Sep 30, 14[G02F]
8,848,492 Electronic watchFeb 09, 11Sep 30, 14[G04G, H02P, G04C]
D714236 Light-emitting diodeJan 23, 13Sep 30, 14[1303]
8,841,684 Light-emitting deviceJul 02, 12Sep 23, 14[H01L]
8,841,875 Electronic watchOct 06, 10Sep 23, 14[H02P, G04C]
8,843,547 Server apparatus and information processing methodFeb 23, 12Sep 23, 14[H04L, G06F]
8,833,982 Lighting device including light-emitting elementNov 30, 12Sep 16, 14[F21V]

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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]
2010/0255,338 DECORATIVE PARTSep 18, 08Oct 07, 10[B32B]
2010/0247,215 NEAR-END OF ROLL DETECTING APPARATUS FOR DETECTING NEAR-END OF ROLL OF RECORDING MEDIUM, AND PRINTERMar 12, 10Sep 30, 10[B41J, B65H]
2010/0157,587 LIGHT-EMITTING UNIT AND ELECTRONIC DEVICE USING THE SAMEDec 22, 09Jun 24, 10[F21V]
7,733,440 Liquid crystal display deviceMay 31, 07Jun 08, 10[G02F]
2010/0130,877 BODY COMPRESSOR AND BLOOD PRESSURE MONITORMar 24, 08May 27, 10[A61B]
2010/0116,052 PIEZOELECTRIC VIBRATOR, AND VIBRATION GYROMar 19, 08May 13, 10[G01C]
7,643,107 Liquid crystal display apparatusMay 01, 07Jan 05, 10[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]

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