Inventor
NAGAYOSHI TATSUO
JP10 patents
⚠️ This page may combine multiple inventors who share the name “NAGAYOSHI TATSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
6 patentsUS6868200B2Mar 15, 2005
Wavelength division multiplexing optical transmission apparatus
FUJITSU LTD47 citations88
US7343102B2Mar 11, 2008
Optical transmission system with automatic signal level adjustment and startup functions
FUJITSU LTD16 citations83
US9800331B2Oct 24, 2017
Optical transmission apparatus and level adjusting method
FUJITSU LTD2 citations69
US7509055B2Mar 24, 2009
Optical transmission system with automatic signal level adjustment and startup functions
FUJITSU LTD4 citations62
US7733467B2Jun 8, 2010
Optical passive device product identification apparatus and connectivity determination apparatus
FUJITSU LTD2 citations61
US7630644B2Dec 8, 2009
Optical add/drop multiplexer, control method therefor and control program therefor
FUJITSU LTD4 citations61