Inventor
MISUMI Eitaro
JP6 patents
Patents
6 patentsUS11982582B2May 14, 2024
Optical fiber cable and water pressure sensing system, and sensitivity correction method
NEC CORP0 citations59
US12347286B2Jul 1, 2025
Water area monitoring device, water area monitoring system, water area monitoring method, and recording medium
NEC CORP0 citations50
US11927463B2Mar 12, 2024
Measurement system, measurement device, and measurement method to detect a direction in which fluid flows
NEC CORP0 citations49
US12422316B2Sep 23, 2025
Water pressure fluctuation measuring system and water pressure fluctuation measuring method
NEC CORP0 citations48
US11920962B2Mar 5, 2024
Surveying system and surveying method
NEC CORP0 citations48
US11802790B2Oct 31, 2023
Optical fiber cable for sound wave sensing
NEC CORP0 citations48