Inventor

HIRAI MASATAKA

JP4 patents

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

NIPPON TELEGRAPH & TELEPHONE

2 patents

US4202475AMay 13, 1980

Method and apparatus for cutting optical fibers

NIPPON TELEGRAPH & TELEPHONE36 citations89

US3982906ASep 28, 1976

Production of aluminum-aluminum oxide dispersion composite conductive material and product thereof

NIPPON TELEGRAPH & TELEPHONE15 citations69

DENSO CORP

2 patents

US11893897B2Feb 6, 2024

Movement space information processing system, movement space information processing method, and communication device

DENSO CORP0 citations47

US11393221B2Jul 19, 2022

Location estimation apparatus and location estimation system

DENSO CORP0 citations45