Kato; Kuniharu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kato; Kuniharu.The latest application filed is for "wavelength multiplexing/demultiplexing unit, wavelength multiplexing/demultiplexing apparatus and wavelength multiplexing/demultiplexing method".

Company Profile

0.10.3

Kato; Kuniharu - Ibaraki-ken JP
Kato; Kuniharu - Tokyo JP
Kato; Kuniharu - Ibaraki JP
Kato; Kuniharu - Naka-gun JP
Kato; Kuniharu - Tokaimura JP
Kato; Kuniharu - Naka 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
Wavelength multiplexing/demultiplexing unit, wavelength multiplexing/demultiplexing apparatus and wavelength multiplexing/demultiplexing method Grant 6,885,823 - Kato , et al. April 26, 2	2005-04-26
Optical wavelength division multiplexing transmission network device Grant 6,718,140 - Kamei , et al. April 6, 2	2004-04-06
Wavelength multiplexing/demultiplexing unit, wavelength multiplexing/demultiplexing apparatus and wavelength multiplexing/demultiplexing method App 20030202742 - Kato, Kuniharu ; et al.	2003-10-30
Optical module Grant 6,480,639 - Hashimoto , et al. November 12, 2	2002-11-12
Optical Module App 20020001427 - HASHIMOTO, TOSHIKAZU ; et al.	2002-01-03
Wavelength multiplexing/demultiplexing unit, wavelength multiplexing/demultiplexing apparatus and wavelength multiplexing/demultiplexing method App 20010012424 - Kato, Kuniharu ; et al.	2001-08-09
Packaging platform, optical module using the platform, and methods for producing the platform and the module Grant 6,222,967 - Amano , et al. April 24, 2	2001-04-24
Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit, and process for fabricating platform Grant 6,164,836 - Yamada , et al. December 26, 2	2000-12-26
Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit, and process for fabricating platform Grant 6,027,254 - Yamada , et al. February 22, 2	2000-02-22
Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit and process for fabricating platform Grant 5,621,837 - Yamada , et al. April 15, 1	1997-04-15
Optical fiber connector unit and optical fiber connector Grant 5,436,995 - Yoshizawa , et al. July 25, 1	1995-07-25
Guided-wave circuit module and wave-guiding optical component equipped with the module Grant 5,327,517 - Yamada , et al. July 5, 1	1994-07-05
Waveguide-type optical matrix switch Grant 5,247,594 - Okuno , et al. September 21, 1	1993-09-21

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