Inventor

SHIMANO KATSUHIRO

JP5 patents

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

NIPPON TELEGRAPH & TELEPHONE

3 patents

US7869428B2Jan 11, 2011

Packet transmission method and packet transmission device

NIPPON TELEGRAPH & TELEPHONE53 citations95

US6947377B1Sep 20, 2005

Path network and path network operation method using conversion of protection path into working path

NIPPON TELEGRAPH & TELEPHONE31 citations92

US11923897B2Mar 5, 2024

Method, device and program for estimating optical communication status

NIPPON TELEGRAPH & TELEPHONE0 citations59

IMAJUKU WATARU

1 patent

US8134920B2Mar 13, 2012

Device and method for correcting a path trouble in a communication network

IMAJUKU WATARU16 citations78

SHAKE IPPEI

1 patent

US8625588B2Jan 7, 2014

Packet transmission method and packet transmission device

SHAKE IPPEI4 citations65