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Optical Measurement Analysis Device, Storage Room, Electromagnetic-wave Generating Device, And Optical Measurement Analysis Method App 20130010294 - MATSUDA; Kyoko ;   et al. | 2013-01-10 |
Semiconductor optical amplifier device amplifying external light signal and driving apparatus therefor Grant 7,864,412 - Matsuda , et al. January 4, 2 | 2011-01-04 |
Semiconductor laser, semiconductor laser driver and method of driving semiconductor laser reducing feedback-induced noise by modulated optical output Grant 7,515,624 - Matsuda , et al. April 7, 2 | 2009-04-07 |
Optical Isolator App 20090003769 - FUKAI; Yasuo ;   et al. | 2009-01-01 |
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Variable demultiplexer Grant 7,356,218 - Kato , et al. April 8, 2 | 2008-04-08 |
Semiconductor optical amplifier device amplifying an externally applied light signal, semiconductor optical amplification driving device and semiconductor light receiving apparatus Grant 7,274,010 - Matsuda , et al. September 25, 2 | 2007-09-25 |
Planar waveguide device Grant 7,251,390 - Fukai , et al. July 31, 2 | 2007-07-31 |
Nitride semiconductor light emitting device having electrode electrically separated into at least two regions Grant 7,199,398 - Ono , et al. April 3, 2 | 2007-04-03 |
Gallium nitride semiconductor light emitting device having multi-quantum-well structure active layer, and semiconductor laser light source device Grant 7,183,569 - Okumura February 27, 2 | 2007-02-27 |
Planar Waveguide device App 20070025658 - Fukai; Yasuo ;   et al. | 2007-02-01 |
Photonic crystal and producing method thereof Grant 7,088,902 - Katoh , et al. August 8, 2 | 2006-08-08 |
Variable demultiplexer App 20060120665 - Kato; Yoshimichi ;   et al. | 2006-06-08 |
Functional device, method of manufacturing therefor and driver circuit Grant 7,026,698 - Okumura April 11, 2 | 2006-04-11 |
Gallium nitride type semiconductor laser device Grant 7,015,565 - Okumura March 21, 2 | 2006-03-21 |
Semiconductor optical amplifier device amplifying an externally applied light signal, semiconductor optical amplification driving device and semiconductor light receiving apparatus App 20060049336 - Matsuda; Kyoko ;   et al. | 2006-03-09 |
Gallium nitride semiconductor light emitting device having multi-quantum-well structure active layer, and semiconductor laser light source device Grant 6,956,882 - Okumura October 18, 2 | 2005-10-18 |
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Nitride-type compound semiconductor laser device and laser apparatus incorporating the same Grant 6,842,470 - Omi , et al. January 11, 2 | 2005-01-11 |
Photonic crystal and producing method thereof App 20040240834 - Katoh, Yoshimichi ;   et al. | 2004-12-02 |
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Functional device, method of manufacturing therefor and driver circuit App 20040209393 - Okumura, Toshiyuki | 2004-10-21 |
Functional device, method of manufacturing therefor and driver circuit Grant 6,787,384 - Okumura September 7, 2 | 2004-09-07 |
Functional device, method of manufacturing therefor and driver circuit Grant 6,781,208 - Okumura August 24, 2 | 2004-08-24 |
Method for manufacturing a gallium nitride type semiconductor laser device Grant 6,764,870 - Okumura July 20, 2 | 2004-07-20 |
Nitride semiconductor light emitting device having electrode electrically separated into at least two regions App 20040099870 - Ono, Tomoki ;   et al. | 2004-05-27 |
Semiconductor laser, semiconductor laser driver and method of driving semiconductor laser reducing feedback-induced noise by modulated optical output App 20040091009 - Matsuda, Kyoko ;   et al. | 2004-05-13 |
Video recording system using magnetic disk drive Grant 6,714,719 - Okumura March 30, 2 | 2004-03-30 |
Optical switching subsystem and optical switching subsystem self-diagnosing method App 20040047548 - Okumura, Toshiyuki ;   et al. | 2004-03-11 |
Functional device, method of manufacturing therefor and driver circuit App 20040042287 - Okumura, Toshiyuki | 2004-03-04 |
Nitride semiconductor laser device and optical device using the same Grant 6,614,824 - Tsuda , et al. September 2, 2 | 2003-09-02 |
Nitride-type compound semiconductor laser device and laser apparatus incorporating the same App 20030103539 - Omi, Susumu ;   et al. | 2003-06-05 |
Nitride-type compound semiconductor laser device and laser apparatus incorporating the same Grant 6,549,552 - Omi , et al. April 15, 2 | 2003-04-15 |
Functional device, method of manufacturing therefor and driver circuit App 20030034542 - Okumura, Toshiyuki | 2003-02-20 |
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Gallium nitride type semiconductor laser device App 20030012243 - Okumura, Toshiyuki | 2003-01-16 |
Gallium nitride type semiconductor laser device Grant 6,456,640 - Okumura September 24, 2 | 2002-09-24 |
Gallium nitride semiconductor light emitting device having multi-quantum-well structure active layer, and semiconductor laser light source device App 20020085603 - Okumura, Toshiyuki | 2002-07-04 |
Nitride semiconductor laser device and optical device using the same App 20020054617 - Tsuda, Yuhzoh ;   et al. | 2002-05-09 |
Gallium nitride semiconductor light emitting element with active layer having multiplex quantum well structure and semiconductor laser light source device Grant 6,377,597 - Okumura April 23, 2 | 2002-04-23 |
Gallium nitride group semiconductor laser device and optical pickup apparatus Grant 6,370,176 - Okumura April 9, 2 | 2002-04-09 |
Magneto-resistive composite head and a magnetic disk device, having grounded magnetic shielding layers Grant 6,160,688 - Okumura December 12, 2 | 2000-12-12 |
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