Inventor

TERAHARA TAKAHUMI

JP2 patents

Patents

2 patents

US7522839B2Apr 21, 2009

Method of upgrading optical node, and an optical node apparatus

FUJITSU LTD8 citations83

US7650072B2Jan 19, 2010

Method of upgrading optical node, and an optical node apparatus

FUJITSU LTD4 citations61