NM

Nagamasa Mizushima

HI Hitachi: 38 patents #558 of 28,497Top 2%
RT Renesas Technology: 11 patents #212 of 3,337Top 7%
HV Hitachi Vantara: 2 patents #38 of 254Top 15%
HS Hitachi Industry & Control Solutions: 1 patents #26 of 84Top 35%
Overall (All Time): #50,367 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 1–25 of 52 patents

Patent #TitleCo-InventorsDate
12430475 Computer and data processing method Yoshihiro Yoshii, Naoya Okada 2025-09-30
12353712 Storage device Masahiro Tsuruya, Tomohiro Yoshihara, Kentaro Shimada 2025-07-08
12073080 System and method for improving reliability of a data storage system Tomoki Shoji 2024-08-27
12019921 Apparatus for processing received data Kentaro Shimada 2024-06-25
11829600 Storage system and data processing method using data compression Kentaro Shimada 2023-11-28
11640265 Apparatus for processing received data Kentaro Shimada 2023-05-02
11625168 Storage device accelerator providing aggregation of divided plaintext data read Masahiro Tsuruya, Tomohiro Yoshihara, Kentaro Shimada 2023-04-11
11481114 Storage apparatus and control method of storage apparatus Masahiro Tsuruya, Masahiro Arai 2022-10-25
11455122 Storage system and data compression method for storage system Tomohiro Yoshihara, Kentaro Shimada 2022-09-27
11360669 Storage device accelerator providing aggregation of divided plaintext data Masahiro Tsuruya, Tomohiro Yoshihara, Kentaro Shimada 2022-06-14
11275505 Storage system Kentaro Shimada 2022-03-15
11216336 Storage apparatus and memory device control method Akifumi Suzuki, Hideyuki Koseki 2022-01-04
11119702 Apparatus for processing received data Kentaro Shimada 2021-09-14
10444992 Storage device, apparatus having storage device, and storage control method Junji Ogawa, Atsushi Kawamura 2019-10-15
10102060 Storage apparatus and data control method of storing data with an error correction code Hideyuki Koseki, Takashi Tsunehiro, Junji Ogawa, Atsushi Kawamura 2018-10-16
10067828 Memory controller and data control method Atsushi Kawamura, Hideyuki Koseki 2018-09-04
9727246 Memory device, computer system, and method of controlling memory device Satoru Watanabe, Junji Ogawa 2017-08-08
9667697 Direct memory access with conversion or reverse conversion of data Nobuhiro Yokoi, Mutsumi Hosoya, Yoshihiro Yoshii, Masabumi Shibata 2017-05-30
9479194 Data compression apparatus and data decompression apparatus Hideyuki Koseki, Atsushi Kawamura 2016-10-25
9270951 Camera system, monitoring camera control terminal, and protocol changing method Hirotaka Moribe, Masuo Oku, Minoru Koizumi, Tomoichi Ebata 2016-02-23
9116858 Direct memory access with conversion or reverse conversion of data Nobuhiro Yokoi, Mutsumi Hosoya, Yoshihiro Yoshii, Masabumi Shibata 2015-08-25
9098202 Storage apparatus and data management method Nobuhiro Yokoi, Masanori Takada, Hiroshi Hirayama, Akira Yamamoto 2015-08-04
9092320 Storage system which includes non-volatile semiconductor storage medium, and storage control method of storage system 2015-07-28
9021212 Semiconductor memory system having a snapshot function 2015-04-28
8972823 Error correcting for improving reliability by combination of storage system and flash memory device Jun Kitahara 2015-03-03