Inventor
NARUKO TAKAHIRO
JP11 patents
Patents
11 patentsUS11662953B2May 30, 2023
Data compression/decompression system, and data compression/decompression method
HITACHI LTD4 citations73
US11435924B2Sep 6, 2022
Storage system and storage cost optimization method
HITACHI LTD2 citations72
US12354311B2Jul 8, 2025
Data compression and decompression system and method thereof
HITACHI LTD0 citations62
US12050797B2Jul 30, 2024
Storage system and storage cost optimization method
HITACHI LTD0 citations62
US11256422B2Feb 22, 2022
Storage system and compressed sensor data recording method for sensors grouped based on parameters
HITACHI LTD1 citations62
US11842055B2Dec 12, 2023
Data processing system and data compression method
HITACHI LTD0 citations61
US12530811B2Jan 20, 2026
Information compression system and information compression method
HITACHI LTD0 citations60
US11934353B2Mar 19, 2024
Storage system including encoder
HITACHI LTD0 citations51
US11922018B2Mar 5, 2024
Storage system and storage control method including dimension setting information representing attribute for each of data dimensions of multidimensional dataset
HITACHI LTD0 citations51
US11580196B2Feb 14, 2023
Storage system and storage control method
HITACHI LTD0 citations51
US12483267B2Nov 25, 2025
Data compression system and data compression method
HITACHI LTD0 citations50