loadpatents
Patent applications and USPTO patent grants for KATSUYAMA; Tsukuru.The latest application filed is for "optical apparatus".
Patent | Date |
---|---|
Optical Apparatus App 20210336417 - HASHIMOTO; Jun-ichi ;   et al. | 2021-10-28 |
Semiconductor Laser App 20200203932 - KATSUYAMA; Tsukuru | 2020-06-25 |
Semiconductor laser Grant 10,312,666 - Katsuyama | 2019-06-04 |
Semiconductor laser Grant 10,277,010 - Katsuyama , et al. | 2019-04-30 |
Semiconductor Laser App 20180261981 - KATSUYAMA; Tsukuru ;   et al. | 2018-09-13 |
Semiconductor Laser App 20180261982 - KATSUYAMA; Tsukuru | 2018-09-13 |
Semiconductor Laser App 20180261980 - KATSUYAMA; Tsukuru | 2018-09-13 |
Semiconductor Laser App 20180183213 - KATSUYAMA; Tsukuru ;   et al. | 2018-06-28 |
Quantum cascade laser Grant 9,923,337 - Yoshinaga , et al. March 20, 2 | 2018-03-20 |
Quantum cascade laser array Grant 9,882,347 - Hashimoto , et al. January 30, 2 | 2018-01-30 |
Quantum Cascade Laser App 20170141542 - YOSHINAGA; Hiroyuki ;   et al. | 2017-05-18 |
Quantum Cascade Laser App 20170040769 - HASHIMOTO; Jun-ichi ;   et al. | 2017-02-09 |
Semiconductor optical device including a PN junction formed by a second region of a first conductive type semiconductor layer and a second conductive type single semiconductor layer Grant 7,986,721 - Katsuyama , et al. July 26, 2 | 2011-07-26 |
Semiconductor optical device Grant 7,838,893 - Katsuyama , et al. November 23, 2 | 2010-11-23 |
Semiconductor surface emitting device Grant 7,613,217 - Katsuyama , et al. November 3, 2 | 2009-11-03 |
Semiconductor optical device App 20080240195 - Katsuyama; Tsukuru ;   et al. | 2008-10-02 |
Optical integrated device Grant 7,405,421 - Hashimoto , et al. July 29, 2 | 2008-07-29 |
Semiconductor Surface Emitting Device App 20080151958 - Katsuyama; Tsukuru ;   et al. | 2008-06-26 |
Semiconductor optical device Grant 7,379,485 - Katsuyama , et al. May 27, 2 | 2008-05-27 |
Semiconductor surface emitting device Grant 7,356,063 - Katsuyama , et al. April 8, 2 | 2008-04-08 |
Semiconductor optical device Grant 7,323,722 - Hashimoto , et al. January 29, 2 | 2008-01-29 |
Semiconductor optical device Grant 7,271,422 - Hashimoto , et al. September 18, 2 | 2007-09-18 |
Semiconductor optical device Grant 7,208,774 - Hashimoto , et al. April 24, 2 | 2007-04-24 |
Optical waveguide module Grant 7,149,375 - Komiya , et al. December 12, 2 | 2006-12-12 |
Semiconductor optical device App 20060060875 - Katsuyama; Tsukuru ;   et al. | 2006-03-23 |
Semiconductor optical device App 20060060876 - Katsuyama; Tsukuru ;   et al. | 2006-03-23 |
Semiconductor optical device App 20060043408 - Hashimoto; Jun-ichi ;   et al. | 2006-03-02 |
Semiconductor optical device App 20060017062 - Hashimoto; Jun-ichi ;   et al. | 2006-01-26 |
Semiconductor optical device App 20050280021 - Hashimoto, Jun-ichi ;   et al. | 2005-12-22 |
Optical integrated device App 20050220392 - Hashimoto, Jun-ichi ;   et al. | 2005-10-06 |
Optical integrated device App 20050220391 - Hashimoto, Jun-ichi ;   et al. | 2005-10-06 |
Optical integrated device App 20050220158 - Koyama, Kenji ;   et al. | 2005-10-06 |
Semiconductor surface emitting device App 20050135450 - Katsuyama, Tsukuru ;   et al. | 2005-06-23 |
Optical waveguide module App 20050117831 - Komiya, Takeo ;   et al. | 2005-06-02 |
Semiconductor optical device App 20040136427 - Hashimoto, Jun-Ichi ;   et al. | 2004-07-15 |
Semiconductor optical device App 20040119080 - Hashimoto, Jun-ichi ;   et al. | 2004-06-24 |
Integrated optical element, integrated optical element fabrication method, and light source module App 20040057653 - Fukuda, Chie ;   et al. | 2004-03-25 |
Light-receiving device Grant 6,690,079 - Fujimura , et al. February 10, 2 | 2004-02-10 |
Semiconductor optical device and method of manufacturing the same Grant 6,625,187 - Ikoma , et al. September 23, 2 | 2003-09-23 |
Light-receiving device App 20020149827 - Fujimura, Yasushi ;   et al. | 2002-10-17 |
Semiconductor laser having an AlGaInP cladding layer Grant 5,586,135 - Yoshida , et al. December 17, 1 | 1996-12-17 |
Semiconductor laser and method of manufacturing the same Grant 5,479,427 - Yoshida , et al. December 26, 1 | 1995-12-26 |
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