Gen-Ei; Koichi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Gen-Ei; Koichi.The latest application filed is for "semiconductor laser device and its manufacturing method".

Company Profile

0.6.7

Gen-Ei; Koichi - Chiba JP
Gen-ei; Koichi - Ichikawa JP
Gen-Ei, Koichi - Ichikawa-Shi JP

*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
Semiconductor laser element, method of fabrication thereof, and multi-wavelength monolithic semiconductor laser device Grant 7,295,588 - Tanaka , et al. November 13, 2	2007-11-13
Semiconductor laser device and its manufacturing method Grant 7,221,692 - Tanaka , et al. May 22, 2	2007-05-22
Semiconductor laser and method for manufacturing the same Grant 7,164,701 - Tanaka , et al. January 16, 2	2007-01-16
Semiconductor laser device and its manufacturing method App 20050030997 - Tanaka, Akira ; et al.	2005-02-10
Semiconductor laser device which removes influences from returning light of three beams and a method of manufacturing the same Grant 6,804,276 - Gen-ei , et al. October 12, 2	2004-10-12
Semiconductor laser element, method of fabrication thereof, and multi-wavelength monolithic semiconductor laser device App 20040156408 - Tanaka, Akira ; et al.	2004-08-12
Semiconductor laser and method for manufacturing the same App 20040114651 - Tanaka, Akira ; et al.	2004-06-17
Semiconductor laser device and method of fabricating the same App 20040032895 - Okada, Makoto ; et al.	2004-02-19
Semiconductor laser device and method of fabricating the same Grant 6,628,689 - Okada , et al. September 30, 2	2003-09-30
Monolithic multi-wavelength semiconductor laser unit Grant 6,618,420 - Gen-Ei , et al. September 9, 2	2003-09-09
Semiconductor laser and method of manufacturing the same App 20030043875 - Gen-Ei, Koichi ; et al.	2003-03-06
Semiconductor laser device which removes influences from returning light of three beams and a method of manufacturing the same App 20020105981 - Gen-ei, Koichi ; et al.	2002-08-08
Semiconductor laser device and method of fabricating the same App 20010022796 - Okada, Makoto ; et al.	2001-09-20

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