Takiguchi; Tohru
Patent Applications and Registrations
Patent applications and USPTO patent grants for Takiguchi; Tohru.The latest application filed is for "optical semiconductor device".
- Takiguchi; Tohru - Tokyo JP
- Takiguchi; Tohru - Itami JP
| Patent | Date |
|---|---|
| Optical semiconductor device Grant 9,147,997 - Saito , et al. September 29, 2 | 2015-09-29 |
| Optical Semiconductor Device App 20150229407 - Saito; Takeshi ; et al. | 2015-08-13 |
| Optical semiconductor device Grant 9,042,008 - Saito , et al. May 26, 2 | 2015-05-26 |
| Optical semiconductor device Grant 8,792,756 - Takiguchi July 29, 2 | 2014-07-29 |
| Optical Semiconductor Device App 20140198378 - Saito; Takeshi ; et al. | 2014-07-17 |
| Optical Semiconductor Device App 20140056556 - Sasahata; Yoshifumi ; et al. | 2014-02-27 |
| Optical Semiconductor Device App 20130208350 - Saito; Takeshi ; et al. | 2013-08-15 |
| Optical Semiconductor Device App 20130136391 - TAKIGUCHI; Tohru | 2013-05-30 |
| Optical waveguide integrated semiconductor optical device Grant 8,233,515 - Takiguchi July 31, 2 | 2012-07-31 |
| Semiconductor Device App 20110317731 - Takiguchi; Tohru | 2011-12-29 |
| Optical Waveguide Integrated Semiconductor Optical Device And Manufacturing Method Therefor App 20110002352 - Takiguchi; Tohru | 2011-01-06 |
| Semiconductor laser Grant 7,835,413 - Takiguchi , et al. November 16, 2 | 2010-11-16 |
| Buried type semiconductor laser Grant 7,720,123 - Takiguchi , et al. May 18, 2 | 2010-05-18 |
| Semiconductor laser device Grant 7,675,954 - Kadowaki , et al. March 9, 2 | 2010-03-09 |
| Semiconductor Laser And Manufacturing Method Therefor App 20090290611 - Takiguchi; Tohru ; et al. | 2009-11-26 |
| Semiconductor optical device having an improved current blocking layer and manufacturing method thereof Grant 7,504,664 - Takiguchi March 17, 2 | 2009-03-17 |
| Buried Type Semiconductor Laser App 20080049805 - TAKIGUCHI; Tohru ; et al. | 2008-02-28 |
| Ridge waveguide semiconductor laser Grant 7,187,701 - Mihashi , et al. March 6, 2 | 2007-03-06 |
| Semiconductor optical device having an improved current blocking layer and manufacturing method thereof App 20070045633 - Takiguchi; Tohru | 2007-03-01 |
| Semiconductor laser device App 20060018358 - Kadowaki; Tomoko ; et al. | 2006-01-26 |
| Ridge waveguide type semiconductor laser App 20040218646 - Mihashi, Yutaka ; et al. | 2004-11-04 |
| Ridge-waveguide semiconductor laser device Grant 6,768,760 - Mihashi , et al. July 27, 2 | 2004-07-27 |
| Surface-emitting semiconductor laser device App 20040125841 - Takiguchi, Tohru | 2004-07-01 |
| Ridge waveguide distributed feedback laser Grant 6,741,630 - Takiguchi May 25, 2 | 2004-05-25 |
| Distributed feedback laser device and method for manufacturing the same Grant 6,674,784 - Takiguchi , et al. January 6, 2 | 2004-01-06 |
| Method for manufacturing semiconductor laser device Grant 6,642,075 - Takiguchi November 4, 2 | 2003-11-04 |
| Ridge waveguide distributed feedback laser App 20030185263 - Takiguchi, Tohru | 2003-10-02 |
| Ridge-waveguide semiconductor laser device App 20030179794 - Mihashi, Yutaka ; et al. | 2003-09-25 |
| Method for manufacturing semiconductor laser device App 20030170924 - Takiguchi, Tohru | 2003-09-11 |
| Semiconductor laser element Grant 6,618,411 - Takiguchi , et al. September 9, 2 | 2003-09-09 |
| Semiconductor device with varying thickness gold electrode Grant 6,583,510 - Hanamaki , et al. June 24, 2 | 2003-06-24 |
| Method of manufacturing an integrated semiconductor laser-modulator device Grant 6,455,338 - Takagi , et al. September 24, 2 | 2002-09-24 |
| Semiconductor device, and method of forming an electrode App 20020113279 - Hanamaki, Yoshihiko ; et al. | 2002-08-22 |
| Distributed feedback laser device and method for manufacturing the same App 20020061046 - Takiguchi, Tohru ; et al. | 2002-05-23 |
| Method of producing semiconductor laser diode Grant 6,277,663 - Matsumoto , et al. August 21, 2 | 2001-08-21 |
| Light absorption modulator and integrated semiconductor laser and modulator Grant 5,771,257 - Takiguchi , et al. June 23, 1 | 1998-06-23 |
| Strained quantum well structure Grant 5,671,242 - Takiguchi , et al. September 23, 1 | 1997-09-23 |
| Method for producing an infrared detector Grant 5,198,370 - Ohkura , et al. March 30, 1 | 1993-03-30 |
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