Inventor
NAKA AKIRA
JP7 patents
⚠️ This page may combine multiple inventors who share the name “NAKA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
4 patentsUS7792430B2Sep 7, 2010
Automatic power restoring method and optical communication system
FUJITSU LTD9 citations83
US7437069B2Oct 14, 2008
Automatic power restoring method and optical communication system
FUJITSU LTD8 citations73
US7420666B2Sep 2, 2008
Measurement method by OTDR and terminal station apparatus
FUJITSU LTD5 citations72
US7664392B2Feb 16, 2010
Automatic power restoring method and optical communication system
FUJITSU LTD4 citations62
NIPPON TELEGRAPH & TELEPHONE
3 patentsUS7215415B2May 8, 2007
Measurement method by OTDR and terminal station apparatus
NIPPON TELEGRAPH & TELEPHONE70 citations96
US9749061B2Aug 29, 2017
Digital signal processing device
NIPPON TELEGRAPH & TELEPHONE0 citations40
US9692543B2Jun 27, 2017
Optical transmission system
NIPPON TELEGRAPH & TELEPHONE0 citations40