Inventor

NEGI RYOJI

JP5 patents

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

KAWASAKI HIROYUKI

2 patents

US9352653B2May 31, 2016

Circuit breaking unit and railcar including the same

KAWASAKI HIROYUKI3 citations69

US9225075B2Dec 29, 2015

High voltage device system of railcar and railcar

KAWASAKI HIROYUKI5 citations68

KAWASAKI HEAVY IND LTD

2 patents

US10029709B2Jul 24, 2018

Railcar

KAWASAKI HEAVY IND LTD3 citations68

US9831644B2Nov 28, 2017

Connection structure between main transformer and high-voltage device box and railcar including same

KAWASAKI HEAVY IND LTD1 citations50

KAWASAKI RAILCAR MFG CO LTD

1 patent

US11745774B2Sep 5, 2023

Track displacement measurement device, track displacement measurement system, and track displacement measurement method

KAWASAKI RAILCAR MFG CO LTD0 citations47