Inventor

KAWASUMI TATSUYA

JP3 patents

⚠️ This page may combine multiple inventors who share the name “KAWASUMI TATSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJITSU LTD

2 patents

US7113709B2Sep 26, 2006

Redundant WDM transmission system optical receiver with reduced variable optical attenuators and/or variable dispersion compensation modules

FUJITSU LTD10 citations65

US9935820B2Apr 3, 2018

Transmitter and transmission system

FUJITSU LTD0 citations39

TAKEYOSHI HARUYUKI

1 patent

US8203958B2Jun 19, 2012

Frame counter correction apparatus, opposing apparatus, and frame counter correction method

TAKEYOSHI HARUYUKI0 citations35