Tohgoh; Hitomaro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Tohgoh; Hitomaro.The latest application filed is for "optical transmission device and optical transmission system".

Company Profile

0.1.8

Tohgoh; Hitomaro - Kanagawa JP
Tohgoh, Hitomaro - Yokohama-shi JP
Tohgoh; Hitomaro - 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
Optical transmission device and optical transmission system App 20080095540 - Oda; Katsuya ; et al.	2008-04-24
Optical Transmitter App 20080031635 - Tohgoh; Hitomaro ; et al.	2008-02-07
Signal transmission apparatus App 20070197258 - Oda; Katsuya ; et al.	2007-08-23
Signal transmission system and signal transmission method App 20050276320 - Tsubosaka, Susumu ; et al.	2005-12-15
Optical transmission/reception module App 20050248822 - Tohgoh, Hitomaro ; et al.	2005-11-10
Optical transmitting/receiving module and method for manufacturing the same Grant 6,819,840 - Tohgoh , et al. November 16, 2	2004-11-16
Bidirectional optical module, optical drop module, and optical transmission device App 20040208458 - Uno, Hitoshi ; et al.	2004-10-21
Optical transmitting/receiving module and optical transmitting/receiving device using the same App 20030095756 - Tohgoh, Hitomaro ; et al.	2003-05-22
Optical transmitting/receiving module and method for manufacturing the same App 20030012507 - Tohgoh, Hitomaro ; et al.	2003-01-16

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