KO

Kohei Oikawa

KT Kabushiki Kaisha Toshiba: 22 patents #1,311 of 21,451Top 7%
Kioxia: 19 patents #32 of 1,813Top 2%
Toshiba Memory: 6 patents #309 of 1,971Top 20%
Infineon Technologies Ag: 1 patents #4,439 of 7,486Top 60%
📍 Ota, JP: #28 of 330 inventorsTop 9%
Overall (All Time): #60,040 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 1–25 of 47 patents

Patent #TitleCo-InventorsDate
12411602 Memory system 2025-09-09
12108064 Memory system Daisuke Yashima, Masato Sumiyoshi, Keiri Nakanishi, Takashi Miura, Sho Kodama +2 more 2024-10-01
12001339 Dictionary compression device and memory system Daisuke Yashima, Sho Kodama, Keiri Nakanishi, Masato Sumiyoshi, Youhei Fukazawa +2 more 2024-06-04
11899934 Compression device, compression and decompression device, and memory system Youhei Fukazawa, Sho Kodama, Keiri Nakanishi, Takashi Miura, Daisuke Yashima +2 more 2024-02-13
11868615 Compression device and control method Youhei Fukazawa, Sho Kodama, Keiri Nakanishi, Takashi Miura, Daisuke Yashima +2 more 2024-01-09
11824566 Data decompression device, data compression device, and memory system Zheye Wang, Keiri Nakanishi, Masato Sumiyoshi, Sho Kodama, Youhei Fukazawa +2 more 2023-11-21
11818376 Memory system Daisuke Yashima, Masato Sumiyoshi, Keiri Nakanishi, Takashi Miura, Sho Kodama +2 more 2023-11-14
11777518 Data compression device, memory system and method Daisuke Yashima, Youhei Fukazawa, Sho Kodama, Keiri Nakanishi, Masato Sumiyoshi +2 more 2023-10-03
11742876 Compression device and decompression device Masato Sumiyoshi, Keiri Nakanishi, Sho Kodama 2023-08-29
11714552 Memory system Sho Kodama, Keiri Nakanishi, Masato Sumiyoshi, Zheye Wang, Youhei Fukazawa +2 more 2023-08-01
11651833 Error detection in memory system Keiri Nakanishi, Sho Kodama, Masato Sumiyoshi, Daisuke Yashima, Youhei Fukazawa +2 more 2023-05-16
11609844 Memory system with hierarchical tables Keiri Nakanishi, Konosuke Watanabe, Daisuke Iwai 2023-03-21
11588498 Character string search device and memory system Daisuke Yashima, Sho Kodama, Keiri Nakanishi, Masato Sumiyoshi, Youhei Fukazawa +2 more 2023-02-21
11561738 Memory system Masato Sumiyoshi, Keiri Nakanishi, Sho Kodama 2023-01-24
11461008 Memory system for improving compression performance of a dictionary coder circuit Sho Kodama, Keiri Nakanishi, Daisuke Yashima, Masato Sumiyoshi, Youhei Fukazawa 2022-10-04
11431995 Memory system Daisuke Yashima, Masato Sumiyoshi, Keiri Nakanishi, Takashi Miura, Sho Kodama +2 more 2022-08-30
11397546 Memory system Masato Sumiyoshi, Keiri Nakanishi, Takashi Miura, Daisuke Yashima, Sho Kodama +2 more 2022-07-26
11381250 Decode device Masato Sumiyoshi 2022-07-05
11309909 Compression device, decompression device, and method Youhei Fukazawa, Keiri Nakanishi, Sho Kodama, Masato Sumiyoshi, Daisuke Yashima +2 more 2022-04-19
10915454 Memory device and cache control method 2021-02-09
10719395 Memory system Tokumasa Hara, Kejen Lin, Sho Kodama, Keiri Nakanishi 2020-07-21
10489243 Memory controller and memory system Kazuki Inoue, Sho Kodama, Keiri Nakanishi, Youhei Fukazawa 2019-11-26
10482025 Memory system managing access to nonvolatile memory 2019-11-19
10204043 Memory controller, method of controlling nonvolatile memory and memory system Keiri Nakanishi, Sho Kodama, Kojiro Suzuki 2019-02-12
9971523 Memory controller with data compression and padding features, method of controlling nonvolatile memory and memory system Sho Kodama, Keiri Nakanishi, Kojiro Suzuki 2018-05-15