Hirai; Tooru

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hirai; Tooru.The latest application filed is for "calibration method and flow rate measurement method for flow rate controller for gas supply device".

Company Profile

0.11.11

Hirai; Tooru - Osaka JP
Hirai; Tooru - Yokohama 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
Calibration method and flow rate measurement method for flow rate controller for gas supply device Grant 9,638,560 - Nagase , et al. May 2, 2	2017-05-02
Calibration Method And Flow Rate Measurement Method For Flow Rate Controller For Gas Supply Device App 20130186471 - Nagase; Masaaki ; et al.	2013-07-25
Optical, network, node apparatus and method for recovery path fault Grant 7,848,646 - Fukashiro , et al. December 7, 2	2010-12-07
Optical crossconnect apparatus Grant 7,447,398 - Hirai , et al. November 4, 2	2008-11-04
Variable dispersion compensation equipment, optical transmission system using it and method of setting dispersion compensation quantity Grant 7,435,013 - Hirai , et al. October 14, 2	2008-10-14
Dispersion compensation device and dispersion compensation method Grant 7,415,177 - Fukashiro , et al. August 19, 2	2008-08-19
Dispersion compensation device and dispersion compensation method App 20070223926 - Fukashiro; Yasuyuki ; et al.	2007-09-27
Optical crossconnect apparatus App 20070189663 - Hirai; Tooru ; et al.	2007-08-16
Dispersion compensation device and dispersion compensation method Grant 7,218,818 - Fukashiro , et al. May 15, 2	2007-05-15
Optical switching apparatus and optical switching method Grant 7,215,843 - Fukashiro , et al. May 8, 2	2007-05-08
Optical network, node apparatus and method for relieving path fault App 20070036544 - Fukashiro; Yasuyuki ; et al.	2007-02-15
Dispersion compensation device and dispersion compensation method App 20060133815 - Fukashiro; Yasuyuki ; et al.	2006-06-22
Variable dispersion compensation equipment, optical transmission system using it and method of setting dispersion compensation quantity App 20060133722 - Hirai; Tooru ; et al.	2006-06-22
Optical switching apparatus and optical switching method Grant 6,987,899 - Fukashiro , et al. January 17, 2	2006-01-17
Optical switching apparatus and optical switching method Grant 6,985,649 - Fukashiro , et al. January 10, 2	2006-01-10
Optical switching apparatus and optical switching method App 20050191006 - Fukashiro, Yasuyuki ; et al.	2005-09-01
Optical switching apparatus and optical switching method App 20040120714 - Fukashiro, Yasuyuki ; et al.	2004-06-24
Optical switching apparatus and optical switching method Grant 6,714,697 - Fukashiro , et al. March 30, 2	2004-03-30
Optical switching apparatus and optical switching method App 20020191892 - Fukashiro, Yasuyuki ; et al.	2002-12-19
Optical switching apparatus and optical switching method App 20020191891 - Fukashiro, Yasuyuki ; et al.	2002-12-19

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