Inventor
TAKATA Mika
JP9 patents
Patents
9 patentsUS11250951B2Feb 15, 2022
Feature engineering method, apparatus, and system
HITACHI LTD2 citations71
US11227062B2Jan 18, 2022
Data management method, apparatus and system for machine learning system
HITACHI LTD2 citations68
US12038889B2Jul 16, 2024
Data integration method and data integration system
HITACHI LTD1 citations58
US12585997B2Mar 24, 2026
Data model configuration method for learning data, learning data generation apparatus, and machine learning method
HITACHI LTD0 citations50
US11669628B2Jun 6, 2023
Data management device, data management system, and data management method
HITACHI LTD0 citations50
US11047889B2Jun 29, 2021
Monitoring apparatus, monitoring method, and non-transitory recording medium
HITACHI LTD0 citations50
US12481779B2Nov 25, 2025
Query processing system and method
HITACHI LTD0 citations47
US12130818B2Oct 29, 2024
Data management apparatus, data management system, and data management method
HITACHI LTD0 citations45
US10598702B2Mar 24, 2020
Similarity detection of abnormal waveforms using PMU measurement
HITACHI LTD0 citations40