PHOVEL.CO.LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01S DEVICES USING STIMULATED EMISSION1280
 
  
 
H04B TRANSMISSION 4206
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 2360
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
H04J MULTIPLEX COMMUNICATION 1124
 
  
 
H04Q SELECTING 1109

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0054,038 SEMICONDUCTOR LASER APPARATUSJun 24, 16Feb 22, 18[H04B, H01S]
2017/0365,976 TO-TYPE OPTICAL ELEMENT PACKAGE FOR HIGH-SPEED COMMUNICATIONSep 01, 17Dec 21, 17[H01S]
2017/0310,084 LASER DEVICE WITH OPTICAL ISOLATORSep 02, 16Oct 26, 17[H01S]
2016/0372,889 COMPACT TUNABLE LASER DEVICESep 06, 16Dec 22, 16[H01S]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9912117 Compact tunable laser deviceSep 06, 16Mar 06, 18[H01L, H01S]
9865991 Laser device with optical isolatorSep 02, 16Jan 09, 18[H01S]
9634466 External-cavity type laser with built-in wavemeterMay 12, 14Apr 25, 17[H01S]
9627847 Wavelength-tunable laserApr 07, 14Apr 18, 17[H01S]
9547138 Light receiving module having built-in wavelength-tunable wavelength-selective filterAug 18, 14Jan 17, 17[G02B]
9515454 Narrow bandwidth laser device with wavelength stabilizerMay 12, 14Dec 06, 16[H04B, H01S]
9466944 Compact tunable laser deviceMar 25, 14Oct 11, 16[H01L, H01S]
9325154 Wavelength-tunable laser apparatus having wavelength measuring functionNov 28, 12Apr 26, 16[H01S]
9054809 Radio frequency optical module and optical transmission apparatus including the sameFeb 07, 14Jun 09, 15[H04B, H01S]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0141,830 TO-TYPE OPTICAL ELEMENT PACKAGE FOR HIGH-SPEED COMMUNICATIONAbandonedMay 12, 14May 19, 16[H01S]
2015/0349,493 SEMICONDUCTOR LASER WITH EXTERNAL CAVITY HAVING NON-STRAIGHT WAVEGUIDEAbandonedNov 13, 14Dec 03, 15[H01S]
2013/0182,738 Wavelength-Convertible Semiconductor Laser Which is Driven By PulseAbandonedSep 28, 11Jul 18, 13[H01S]

Top Inventors for This Owner

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