CITIZEN HOLDINGS CO., LTD.

Patent Owner

Compare Create Portfolio
11Status Updates

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters 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 9044
 
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 88224
 
 
 
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 736
 
 
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 5846
 
 
 
G04C ELECTROMECHANICAL CLOCKS OR WATCHES 453
 
 
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 39104
 
 
 
1002 WATCHES AND WRIST WATCHES344
 
 
 
B23B TURNING; BORING 2921
 
 
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2173
 
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 20162

Top Patents (by citation)

Upgrade to the Premium Level to View Top Patents for this Owner. Learn More

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0055,681 CONTACT TYPE INTERNAL THERMOMETERFeb 21, 13Feb 26, 15[G01K]
2015/0047,480 GUIDE BUSH ADJUSTING DEVICEFeb 13, 13Feb 19, 15[B23B]
2015/0048,147 LASER LIGHT SOURCE DEVICE AND METHOD FOR MANUFACTURING LASER LIGHT SOURCE DEVICEMar 14, 13Feb 19, 15[H01S, B23K, H05K]
2015/0048,390 SEMICONDUCTOR LIGHT EMITTING DEVICE AND FABRICATION METHOD FOR SAMEFeb 01, 13Feb 19, 15[H01L]
2015/0049,481 LIGHTING DEVICEAug 13, 14Feb 19, 15[F21K, H05B]
2015/0050,760 SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING SAMEMar 13, 13Feb 19, 15[H01L]
2015/0044,453 GOLDEN RIGID DECORATIVE MEMBERFeb 28, 13Feb 12, 15[G04B, C23C, C09D, A44C]
2015/0044,508 RIGID DECORATIVE MEMBERFeb 28, 13Feb 12, 15[C23C, G04B]
2015/0034,039 INTERNAL COMBUSTION ENGINE FITTED WITH COMBUSTION PRESSURE DETECTION DEVICEMar 15, 13Feb 05, 15[F02B, F02D]
2015/0036,105 PROJECTION APPARATUSDec 26, 13Feb 05, 15[H04N]

View all Publication..

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,956,887 Method for manufacturing semiconductor light-emitting elementJun 28, 12Feb 17, 15[H01L]
8,933,636 LED driving circuitFeb 02, 11Jan 13, 15[H05B]
8,933,869 Ferroelectric liquid crystal panel driving method and liquid crystal display deviceMar 25, 09Jan 13, 15[G02F, G09G]
D721002 Wrist watch caseMar 25, 14Jan 13, 15[1007]
8,928,845 Liquid crystal optical element, optical device, and aperture control methodApr 21, 06Jan 06, 15[G11B, G02F]
8,920,047 Optical moduleJul 20, 12Dec 30, 14[H01S, G02B, G02F]
D720240 Wrist watchMar 26, 14Dec 30, 14[1002]
8,915,125 Cylinder internal-pressure sensor for engineMar 29, 12Dec 23, 14[F02D, G01L, F02F, G01M]
8,917,010 Lighting device including phosphor layer and light-transmitting layer that is arranged in contact with the phosphor layer to release static charge to substrateFeb 01, 13Dec 23, 14[H05B, H01L]
8,917,751 Optical deviceAug 24, 13Dec 23, 14[H01S]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
2013/0094,800 OPTICAL DEVICE AND METHOD FOR MANUFACTURING THE OPTICAL DEVICEOct 04, 12Apr 18, 13[G02B, B23K]
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]
7,875,870 Recording medium type identification device with optical sensorsMar 31, 08Jan 25, 11[H05K, G01N, G06K]
7,834,957 Display device employing light control member and display device manufacturing methodApr 30, 07Nov 16, 10[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]
7,801,315 Method and device for driving a directional speakerDec 17, 04Sep 21, 10[H04B]
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]

View all patents..

Top Inventors for This Owner

Upgrade to the Premium Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.