Seong; Pyong-yong

Patent Applications and Registrations

Patent applications and USPTO patent grants for Seong; Pyong-yong.The latest application filed is for "optical pickup, photodetector, and drive adopting the optical pickup".

Company Profile

0.46.42

Seong; Pyong-yong - Seoul KR
Seong; Pyong-Yong - Songpa-gu Seoul KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Compatible optical pickup and optical recording and/or reproducing apparatus employing the same Grant 8,493,831 - Kim , et al. July 23, 2	2013-07-23
Optical pickup, photodetector, and drive adopting the optical pickup Grant 8,416,672 - Kim , et al. April 9, 2	2013-04-09
Method of accessing optical recording media, optical pickup device, and optical drive using the device Grant 8,416,670 - Kim , et al. April 9, 2	2013-04-09
Optical recording and/or reproducing apparatus having a high-sensitivity magnetic circuit Grant 8,018,800 - Jang , et al. September 13, 2	2011-09-13
Optical Pickup, Photodetector, And Drive Adopting The Optical Pickup App 20110141869 - KIM; Ui-yol ; et al.	2011-06-16
Method Of Accessing Optical Recording Media, Optical Pickup Device, And Optical Drive Using The Device App 20110075535 - KIM; Ui-yol ; et al.	2011-03-31
Optical pickup apparatus and optical recording/reproducing system using the same Grant 7,835,235 - Park , et al. November 16, 2	2010-11-16
Front photo detector having no gain selection switch, optical pick-up including the front photo detector, and optical recording and/or playing apparatus including the front photo detector Grant 7,636,286 - Lee , et al. December 22, 2	2009-12-22
Magnetic circuit, optical pickup actuator, optical recording and/or reproducing apparatus, and methods therefor Grant 7,631,322 - Kang , et al. December 8, 2	2009-12-08
Method and apparatus compensating for tilt Grant 7,486,596 - Song , et al. February 3, 2	2009-02-03
Optical pickup actuator and method with multi-conductive suspension Grant 7,478,411 - Song , et al. January 13, 2	2009-01-13
Heat source having thermoelectric element, optical pickup assembly employing the same, and method of reducing temperature therein Grant 7,457,226 - Cho , et al. November 25, 2	2008-11-25
Recording and/or reproducing apparatus with an optical pickup actuator having high thrust Grant 7,453,656 - Jang , et al. November 18, 2	2008-11-18
Compatible optical pickup and light output amount detecting method performed in the compatible optical pickup Grant 7,403,458 - Lim , et al. July 22, 2	2008-07-22
Optical pickup and optical recording and/or reproducing apparatus adopting the same Grant 7,362,689 - Park , et al. April 22, 2	2008-04-22
Optical pickup for cutting off optical noise and optical recording and/or reproducing apparatus using the same Grant 7,355,953 - Kim , et al. April 8, 2	2008-04-08
Apparatus and method for detecting beam power in optical drive Grant 7,343,103 - Seong , et al. March 11, 2	2008-03-11
Optical pickup apparatus and optical recording/reproducing system using the same App 20080037387 - Park; Sun-mook ; et al.	2008-02-14
Tracking error signal detecting method selectively using a push-pull method, an improved push-pull method, and a three beam method and optical recording/reproducing apparatus using the same Grant 7,283,440 - Kim , et al. October 16, 2	2007-10-16
Optical pickup apparatus and optimal light spot focusing method Grant 7,280,458 - Lee , et al. October 9, 2	2007-10-09
Laser power monitor device, optical pickup including the same, and optical recording and/or reproducing apparatus including the same Grant 7,272,103 - Kwon , et al. September 18, 2	2007-09-18
Optical pickup and a wedge beam splitter Grant 7,251,209 - Cho , et al. July 31, 2	2007-07-31
Optical pickup using two-wavelength light source module and method for correcting position difference Grant 7,230,905 - Kim , et al. June 12, 2	2007-06-12
Optical pickup using two-wavelength light source module Grant 7,218,598 - Kim , et al. May 15, 2	2007-05-15
Optical pickup, optical recording and/or reproducing apparatus including the same, and method for realizing compatible tracking Grant 7,206,266 - Seong April 17, 2	2007-04-17
Method and apparatus for identifying the type of optical recording medium Grant 7,203,148 - Kim , et al. April 10, 2	2007-04-10
Optical pickup using a wedge type beam splitter Grant 7,164,626 - Lee , et al. January 16, 2	2007-01-16
Recording and/or reproducing apparatus with an optical pickup actuator having high thrust App 20060218569 - Jang; Dae-jong ; et al.	2006-09-28
Apparatus and method for detecting beam power in optical drive App 20060188269 - Seong; Pyong-yong ; et al.	2006-08-24
Optical pickup using an optical phase plate and which is compatible with optical recording media of different types Grant 7,072,114 - Yoo , et al. July 4, 2	2006-07-04
Apparatus and method for detecting beam power in optical drive Grant 7,068,933 - Seong , et al. June 27, 2	2006-06-27
Optical pickup actuator and method with multi-conductive suspension App 20060061887 - Song; Byung-youn ; et al.	2006-03-23
Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure Grant 7,016,291 - Yoo , et al. March 21, 2	2006-03-21
Lens device including a light controlling mechanism and an optical pickup apparatus using a lens device Grant RE39,025 - Lee , et al. March 21, 2	2006-03-21
Optical pickup using an optical phase plate and which is compatible with optical recording media of different types App 20060033996 - Yoo; Jang Hoon ; et al.	2006-02-16
Optical pickup using an optical phase plate and which is compatible with optical media for different types Grant 6,985,293 - Yoo , et al. January 10, 2	2006-01-10
Method and apparatus compensating for tilt App 20050249077 - Song, Byung-youn ; et al.	2005-11-10
Magnetic circuit, optical pickup actuator, optical recording and/or reproducing apparatus, and methods therefor App 20050185532 - Kang, Hyung-joo ; et al.	2005-08-25
Magnetic circuit and optical recording and/or reproducing apparatus employing the same App 20050185531 - Jang, Dae-jong ; et al.	2005-08-25
Heat source having thermoelectric element, optical pickup assembly employing the same and method of reducing temperature therein App 20050099920 - Cho, Won-ik ; et al.	2005-05-12
Slim optical pickup apparatus Grant 6,873,592 - Yeon , et al. March 29, 2	2005-03-29
Optical pickup using a wedge type beam splitter App 20050052968 - Lee, Dong-ryeol ; et al.	2005-03-10
Front photo detector having no gain selection switch, optical pick-up including the front photo detector, and optical recording and/or playing apparatus including the front photo detector App 20050025023 - Lee, Hong-kyu ; et al.	2005-02-03
Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure App 20050018584 - Yoo, Jang-Hoon ; et al.	2005-01-27
Compatible optical pickup and optical recording and/or reproducing apparatus employing the same App 20050018560 - Kim, Ui-yol ; et al.	2005-01-27
Laser power monitor device, optical pickup including the same, and optical recording and/or reproducing apparatus including the same App 20050002303 - Kwon, Sung-du ; et al.	2005-01-06
Compatible optical pickup and light output amount detecting method performed in the compatible optical pickup App 20040257925 - Lim, Ji-hwan ; et al.	2004-12-23
Laser diode driving circuit App 20040258116 - Kim, Young-ju ; et al.	2004-12-23
Optical pickup, optical recording and/or reproducing apparatus including the same, and method for realizing compatible tracking App 20040246834 - Seong, Pyong-yong	2004-12-09
Apparatus and method for generating tracking error signal and optical recording/reproducing system using same App 20040202070 - Park, Kyoung-hwan ; et al.	2004-10-14
Optical pickup for cutting off optical noise and optical recording and/or reproducing apparatus using the same App 20040179456 - Kim, Ui-yol ; et al.	2004-09-16
Optical pickup using an optical phase plate Grant 6,791,933 - Yoo , et al. September 14, 2	2004-09-14
Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure Grant 6,765,857 - Yoo , et al. July 20, 2	2004-07-20
Drive chip integrated laser diode module and optical pickup apparatus adopting the same App 20040136310 - Park, Ki-Jae ; et al.	2004-07-15
Actuator and optical pickup using the same App 20040120231 - Park, Kyung-Ui ; et al.	2004-06-24
Optical pickup using two-wavelength light source module App 20040120242 - Kim, Kun-Soo ; et al.	2004-06-24
Method of recording data on optical disc at high multiple speed and apparatus thereof Grant 6,728,177 - Seong , et al. April 27, 2	2004-04-27
Data recording and reproducing apparatus, method, and medium including computer readable code therefor App 20040052183 - Yu, Jong-Hwa ; et al.	2004-03-18
Optical pickup and optical recording and/or reproducing apparatus using the same App 20040027970 - Lee, Dong-Ryeol ; et al.	2004-02-12
Circuit to protect a light element Grant 6,686,697 - Cho , et al. February 3, 2	2004-02-03
Optical pickup having a monitor photodetector App 20030235127 - Lee, Dong-Ryeol ; et al.	2003-12-25
Optical pickup using two-wavelength light source module and method for correcting position difference App 20030227861 - Kim, Kun-Soo ; et al.	2003-12-11
Optical pickup using an optical phase plate and which is compatible with optical recording media of dirrerent types App 20030210638 - Yoo, Jang Hoon ; et al.	2003-11-13
Method and apparatus for identifying the type of optical recording medium App 20030202444 - Kim, Jong-Ryull ; et al.	2003-10-30
Optical pickup and a wedge beam splitter App 20030202453 - Cho, Yong-jun ; et al.	2003-10-30
Optical pickup device capable of detecting stable error signal Grant 6,636,464 - Lee , et al. October 21, 2	2003-10-21
Circuit to protect a light element App 20030107324 - Cho, Myoung-Cheol ; et al.	2003-06-12
Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure App 20030021215 - Yoo, Jang-Hoon ; et al.	2003-01-30
Apparatus and method for detecting beam power in optical drive App 20030016426 - Seong, Pyong-Yong ; et al.	2003-01-23
Slim optical pickup apparatus App 20030012116 - Yeon, Cheol-Sung ; et al.	2003-01-16
Compatible optical pick-up device App 20020181383 - Seong, Pyong-Yong ; et al.	2002-12-05
Optical pickup apparatus and optimal light spot focusing method App 20020159378 - Lee, Yong-jae ; et al.	2002-10-31
Method for controlling balance of photodetector and apparatus thereof App 20020136132 - Kim, Jong-ryull ; et al.	2002-09-26
Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure Grant 6,449,237 - Yoo , et al. September 10, 2	2002-09-10
Optical recording/reproducing apparatus and tracking error signal detecting method App 20020118611 - Kim, Kun-soo ; et al.	2002-08-29
Method of recording data on optical disc at high multiple speed and apparatus thereof App 20020114232 - Seong, Pyong-yong ; et al.	2002-08-22
Optical Pickup For Recordable And Reproducible Disk App 20020012314 - KIM, TAE-KYUNG ; et al.	2002-01-31
Compatible optical pickup Grant 6,337,841 - Kim , et al. January 8, 2	2002-01-08
Optical pickup using an optical phase plate Grant 6,275,461 - Yoo , et al. August 14, 2	2001-08-14
Optical pickup using an optical phase plate App 20010000310 - Yoo, Jang Hoon ; et al.	2001-04-19
Optical system for shaping light beams and an optical pickup employing the same Grant 6,088,170 - Lee , et al. July 11, 2	2000-07-11
Objective lens device including an objective lens and a transparent member having two light control portions and optical pickup using the objective lens device Grant 5,870,369 - Chung , et al. February 9, 1	1999-02-09
Optical pickup device with light spot size adjustment for different density disks Grant 5,701,288 - Seong December 23, 1	1997-12-23
Method for correcting aberration due to optical disk tilt and apparatus therefor Grant 5,699,340 - Lee , et al. December 16, 1	1997-12-16
Lens device comprising light blocking means and an optical pickup apparatus using the lens device Grant 5,665,957 - Lee , et al. September 9, 1	1997-09-09