SANYO OPTEC DESIGN CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 6132
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 2203
 
  
 
H01S DEVICES USING STIMULATED EMISSION290

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7940443 Laser radar and beam irradiation apparatus thereforMay 30, 08May 10, 11[G02B]
7921437 Optical pick apparatusJan 24, 07Apr 05, 11[G11B]
7773281 Beam irradiation apparatusJul 01, 09Aug 10, 10[G02B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8559289 Optical pickup apparatusExpiredOct 25, 12Oct 15, 13[G11B]
8531934 Optical pickup device and optical pickup supporting device including partially overlapping mirrorsExpiredJun 14, 11Sep 10, 13[G11B]
8520487 Optical element retaining device, optical element transfer device and optical pickup deviceExpiredAug 09, 12Aug 27, 13[G11B]
8520707 Optical pickup deviceExpiredMar 28, 11Aug 27, 13[H01S]
8488434 Objective lens, optical pickup apparatus using the same, and method for manufacturing objective lensExpiredJan 27, 12Jul 16, 13[G11B]
8477823 Semiconductor laser apparatus and optical apparatusExpiredOct 28, 11Jul 02, 13[H01S]
2013/0121,126 OPTICAL ELEMENT HOLDER, OPTICAL ELEMENT UNIT, AND OPTICAL PICKUP APPARATUSAbandonedAug 23, 12May 16, 13[G02B, G11B]
2013/0119,118 METHOD FOR MANUFACTURING SEMICONDUCTOR LASER APPARATUS, SEMICONDUCTOR LASER APPARATUS, AND OPTICAL APPARATUSAbandonedDec 27, 12May 16, 13[H01L]
8441900 Objective lens and optical pick-up device using the sameExpiredJan 17, 12May 14, 13[G11B]
8432783 Optical pickup device and position adjusting method for light separating elementExpiredJun 29, 12Apr 30, 13[G11B]
8427921 Light emitting device, optical pickup apparatus and method for manufacturing the sameExpiredJul 10, 12Apr 23, 13[G11B]
8427924 Optical pickup apparatusExpiredDec 20, 10Apr 23, 13[G11B]
8429681 Optical disc apparatus which includes an optical pickup apparatus that includes an optical member driving apparatusExpiredSep 05, 08Apr 23, 13[G11B]
2013/0083,643 OPTICAL PICKUP APPARATUSAbandonedOct 01, 12Apr 04, 13[G11B]
8400900 Lens, lens mounting method and optical pickup deviceExpiredJun 13, 12Mar 19, 13[G11B]
8400901 Optical pickup deviceExpiredJun 29, 12Mar 19, 13[G11B]
8395983 Optical pickup apparatusExpiredSep 21, 12Mar 12, 13[G11B]
8385180 Optical pickup apparatusExpiredMar 16, 09Feb 26, 13[G11B]
8385182 Optical pickup apparatusExpiredAug 23, 11Feb 26, 13[G11B]
8387080 Optical pickup apparatus having a heatsink for dissipating heat generated by a laser diodeExpiredMar 04, 08Feb 26, 13[G11B]

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