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Semiconductor laser element and semiconductor laser 专利
专利号: US6999486, 申请日期: 2006-02-14, 公开日期: 2006-02-14
作者:  KUNIYASU, TOSHIAKI;  HAYAKAWA, TOSHIRO;  FUKUNAGA, TOSHIAKI
收藏  |  浏览/下载:10/0  |  提交时间:2019/12/24
Semiconductor laser module having optical wavelength conversion element and semiconductor laser element which includes quantum-well sublayers having different thicknesses and/or compositions 专利
专利号: US6885687, 申请日期: 2005-04-26, 公开日期: 2005-04-26
作者:  HAYAKAWA, TOSHIRO
收藏  |  浏览/下载:11/0  |  提交时间:2019/12/26
Semiconductor laser and method of manufacturing the same 专利
专利号: US6876688, 申请日期: 2005-04-05, 公开日期: 2005-04-05
作者:  HAYAKAWA, TOSHIRO;  FUKUNAGA, TOSHIAKI;  WADA, MITSUGU
收藏  |  浏览/下载:13/0  |  提交时间:2019/12/24
Semiconductor laser device in which thicknesses of optical guide region and AlGaN cladding layers satisfy predetermined condition 专利
专利号: US6683324, 申请日期: 2004-01-27, 公开日期: 2004-01-27
作者:  HAYAKAWA, TOSHIRO
收藏  |  浏览/下载:6/0  |  提交时间:2019/12/26
Transmission apparatus using a plastic fiber 专利
专利号: EP1369722A2, 申请日期: 2003-12-10, 公开日期: 2003-12-10
作者:  HAYAKAWA, TOSHIRO
收藏  |  浏览/下载:8/0  |  提交时间:2019/12/31
High-power semiconductor laser device in which near-edge portions of active layer are removed 专利
专利号: US6567444, 申请日期: 2003-05-20, 公开日期: 2003-05-20
作者:  HAYAKAWA, TOSHIRO
收藏  |  浏览/下载:6/0  |  提交时间:2019/12/24
Fundamental-transverse-mode index-guided semiconductor laser device having upper optical waveguide layer thicker than lower optical waveguide layer 专利
专利号: US20010021212A1, 申请日期: 2001-09-13, 公开日期: 2001-09-13
作者:  HAYAKAWA, TOSHIRO;  FUKUNAGA, TOSHIAKI
收藏  |  浏览/下载:35/0  |  提交时间:2020/01/18
Fluorescence measuring apparatus 专利
专利号: EP1067375A3, 申请日期: 2001-06-06, 公开日期: 2001-06-06
作者:  HAYASHI, KATSUMI, C/O FUJI PHOTO FILM CO., LTD.;  HAYAKAWA, TOSHIRO, C/O FUJI PHOTO FILM CO., LTD.;  OKAZAKI, YOJI, C/O FUJI PHOTO FILM CO., LTD.
收藏  |  浏览/下载:14/0  |  提交时间:2019/12/31
Fluorescence measuring apparatus 专利
专利号: EP1067376A3, 申请日期: 2001-06-06, 公开日期: 2001-06-06
作者:  SENDAI, TOMONARI;  HAYASHI, KATSUMI;  HAKAMATA, KAZUO;  HAYAKAWA, TOSHIRO;  OKAZAKI, YOJI
收藏  |  浏览/下载:7/0  |  提交时间:2020/01/13
A method for the production of semiconductor devices 专利
专利号: EP0341034B1, 申请日期: 1993-11-24, 公开日期: 1993-11-24
作者:  HOSODA, MASAHIRO;  KONDO, MASAFUMI;  SUYAMA, TAKAHIRO;  SASAKI, KAZUAKI;  TAKAHASHI, KOSEI
收藏  |  浏览/下载:8/0  |  提交时间:2019/12/24


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