Hanatani; Shoichi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hanatani; Shoichi.The latest application filed is for "optical crossconnect apparatus and optical transmission system".

Company Profile

0.9.4

Hanatani; Shoichi - Richardson TX
Hanatani; Shoichi - Saitama JP
Hanatani, Shoichi - Saitama-shi JP
Hanatani; Shoichi - Yono JP
Hanatani; Shoichi - Kodaira 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 crossconnect apparatus and optical transmission system Grant 7,272,314 - Fukashiro , et al. September 18, 2	2007-09-18
Optical protection switching using 2 by 2 switching functions Grant 7,242,860 - Ikeda , et al. July 10, 2	2007-07-10
Optical crossconnect apparatus and optical transmission system App 20050025481 - Fukashiro, Yasuyuki ; et al.	2005-02-03
Optical crossconnect apparatus and optical transmission system Grant 6,813,445 - Fukashiro , et al. November 2, 2	2004-11-02
Optical protection switching using 2 by 2 switching functions App 20040076427 - Ikeda, Hiroki ; et al.	2004-04-22
Optical crossconnect apparatus and optical transmission system App 20020093712 - Fukashiro, Yasuyuki ; et al.	2002-07-18
Optical crossconnect apparatus and optical transmission system Grant 6,362,905 - Fukashiro , et al. March 26, 2	2002-03-26
Optical cross-connect system and optical transmission system Grant 6,317,230 - Kitajima , et al. November 13, 2	2001-11-13
Optical cross-connect system and optical transmission system App 20010033403 - Kitajima, Shigeki ; et al.	2001-10-25
Method and apparatus for testing a DC coupled optical receiver Grant 5,548,399 - Takai , et al. August 20, 1	1996-08-20
Superlattice avalanche photodiode (APD) Grant 5,543,629 - Nakamura , et al. August 6, 1	1996-08-06
Optical demultiplexing system with optical amplifiers Grant 5,422,968 - Hanatani , et al. June 6, 1	1995-06-06
Semiconductor optical device having a heterointerface therein Grant 5,324,959 - Nakamura , et al. June 28, 1	1994-06-28

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