Komatsu; Keiro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Komatsu; Keiro.The latest application filed is for "magnetism measuring device".

Company Profile

0.10.2

Komatsu; Keiro - Koutou-ku JP
KOMATSU; Keiro - Kawasaki JP
Komatsu; Keiro - Tokyo 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
Magnetism measuring device Grant 10,379,069 - Hatano , et al. A	2019-08-13
Magnetism Measuring Device App 20160174867 - HATANO; Yuji ; et al.	2016-06-23
Semiconductor Laser App 20100034231 - FUKUDA; Kazuhisa ; et al.	2010-02-11
Semiconductor multiple quantum well mach-zehnder optical modulator and method for fabricating the same Grant 6,278,170 - Komatsu August 21, 2	2001-08-21
Light wavelength filtering circuit and manufacturing method thereof Grant 5,841,929 - Komatsu , et al. November 24, 1	1998-11-24
Optical semiconductor device Grant 5,825,047 - Ajisawa , et al. October 20, 1	1998-10-20
Optical integrated circuit and method for fabricating the same Grant 5,796,883 - Hamamoto , et al. August 18, 1	1998-08-18
Semiconductor optical integrated circuits and method for fabricating the same Grant 5,770,466 - Sasaki , et al. June 23, 1	1998-06-23
Semiconductor optical guided-wave device Grant 5,455,433 - Komatsu October 3, 1	1995-10-03
Method of producing optical integrated circuit Grant 5,358,896 - Komatsu , et al. October 25, 1	1994-10-25
Method of making semiconductor optical guided-wave device Grant 5,334,551 - Komatsu August 2, 1	1994-08-02
Optical waveguide formed of compound semiconductor materials and process of fabricating the optical waveguide Grant 5,237,639 - Kato , et al. August 17, 1	1993-08-17

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