CITIZEN HOLDINGS CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 96220
 
 
 
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 8448
 
 
 
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 726
 
 
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 5651
 
 
 
G04C ELECTROMECHANICAL CLOCKS OR WATCHES 453
 
 
 
1002 WATCHES AND WRIST WATCHES355
 
 
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 34106
 
 
 
B23B TURNING; BORING 3118
 
 
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 2272
 
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 22159

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0192,904 SATELLITE RADIO-CONTROLLED WRISTWATCHJul 10, 13Jul 09, 15[G04R]
2015/0194,578 LIGHT-EMITTING DEVICE, LIGHTING DEVICE INCLUDING THE LIGHT-EMITTING DEVICE, AND METHOD OF MANUFACTURING THE LIGHT-EMITTING DEVICEMar 17, 15Jul 09, 15[F21K, F21V, H01L]
2015/0186,039 INFORMATION INPUT DEVICEAug 22, 13Jul 02, 15[G06F]
2015/0168,632 PLANAR LIGHTING DEVICE AND DISPLAY DEVICE INCLUDING PLANAR LIGHTING DEVICEJun 12, 13Jun 18, 15[F21V]
2015/0168,924 SATELLITE RADIO-CONTROLLED WRISTWATCHJul 10, 13Jun 18, 15[G04R]
2015/0160,619 ELECTRONIC CLOCKJul 23, 13Jun 11, 15[G04C]
2015/0162,314 LIGHT- EMITTING DEVICEFeb 18, 15Jun 11, 15[H01L]
2015/0153,204 POSITION TRANSDUCEROct 25, 13Jun 04, 15[G01D]
2015/0155,460 LIGHT-EMITTING APPARATUSNov 25, 14Jun 04, 15[H01L]
2015/0139,374 SATELLITE RADIO-CONTROLLED WRISTWATCHJul 10, 13May 21, 15[H04L, H04W]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,052,104 Lighting device and method manufacturing holder of lighting deviceJan 20, 12Jun 09, 15[F21K, F21Y, F21V, B29C]
9,046,226 Lighting device including a first light-transmitting member and a second light-transmitting memberAug 26, 13Jun 02, 15[F21K, F21Y, H01J, H01L, H05K]
9,046,666 Optical module and method for fabricating optical moduleJun 18, 13Jun 02, 15[H01S, G02B, G02F]
9,049,806 Integrated device and manufacturing methodNov 18, 10Jun 02, 15[H01S, G02B, G02F, H05K]
9,042,743 PrinterFeb 27, 08May 26, 15[B41J]
9,033,600 Jam-free printerMay 29, 08May 19, 15[B41J]
9,022,615 Light-emitting module including housing with protrusionOct 24, 11May 05, 15[F21K, F21V]
9,022,828 Light-emitting device, lighting device including the light-emitting device, and method of manufacturing the light-emitting deviceSep 12, 12May 05, 15[H05B, H01J, H01L]
9,024,518 Light-emitting diode and lighting device including the sameFeb 18, 13May 05, 15[H01L]
9,016,966 Printer with paper holder having paper near-end detectorJul 18, 13Apr 28, 15[B41J, B65H]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0256,201 WORKPIECE SEPARATION APPARATUSABANDec 13, 11Oct 03, 13[B03B]
2013/0094,800 OPTICAL DEVICE AND METHOD FOR MANUFACTURING THE OPTICAL DEVICEABANOct 04, 12Apr 18, 13[G02B, B23K]
2012/0128,024 TEMPERATURE MEASURING DEVICEABANNov 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 elementWithdrawnNov 12, 07Mar 06, 12[G02F]
2011/0267,570 ELECTRO-OPTICAL DEVICEABANFeb 26, 09Nov 03, 11[G02F]
7,924,301 Image forming apparatus for disk-shaped mediaExpiredMar 28, 07Apr 12, 11[B41J]
7,884,789 Display apparatusExpiredAug 11, 05Feb 08, 11[G09G]
7,875,870 Recording medium type identification device with optical sensorsExpiredMar 31, 08Jan 25, 11[H05K, G01N, G06K]
7,834,957 Display device employing light control member and display device manufacturing methodExpiredApr 30, 07Nov 16, 10[G02F]
2010/0255,338 DECORATIVE PARTABANSep 18, 08Oct 07, 10[B32B]
2010/0247,215 NEAR-END OF ROLL DETECTING APPARATUS FOR DETECTING NEAR-END OF ROLL OF RECORDING MEDIUM, AND PRINTERABANMar 12, 10Sep 30, 10[B41J, B65H]
7,801,315 Method and device for driving a directional speakerExpiredDec 17, 04Sep 21, 10[H04B]
2010/0157,587 LIGHT-EMITTING UNIT AND ELECTRONIC DEVICE USING THE SAMEABANDec 22, 09Jun 24, 10[F21V]
7,733,440 Liquid crystal display deviceExpiredMay 31, 07Jun 08, 10[G02F]
2010/0130,877 BODY COMPRESSOR AND BLOOD PRESSURE MONITORABANMar 24, 08May 27, 10[A61B]
2010/0116,052 PIEZOELECTRIC VIBRATOR, AND VIBRATION GYROABANMar 19, 08May 13, 10[G01C]
7,643,107 Liquid crystal display apparatusExpiredMay 01, 07Jan 05, 10[G02F]
2009/0287,096 Blood pressure meterABANJul 05, 06Nov 19, 09[A61B]
7,620,506 Measurement electronic device systemExpiredOct 24, 03Nov 17, 09[G01R]
2009/0267,423 ELECTROMAGNETIC EXCITERABANApr 21, 09Oct 29, 09[H02K]

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