MK

Masaru Koyanagi

KT Kabushiki Kaisha Toshiba: 83 patents #116 of 21,451Top 1%
Toshiba Memory: 27 patents #16 of 1,971Top 1%
Kioxia: 23 patents #21 of 1,813Top 2%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
Overall (All Time): #7,490 of 4,157,543Top 1%
137
Patents All Time

Issued Patents All Time

Showing 1–25 of 137 patents

Patent #TitleCo-InventorsDate
12381183 Semiconductor device having stacked chips 2025-08-05
RE50512 Non-volatile semiconductor storage device Dai Nakamura, Hiroyuki Kutsukake, Kenji Gomikawa, Takeshi Shimane, Mitsuhiro Noguchi +2 more 2025-07-29
12068043 Semiconductor memory device Masato DOME, Kensuke Yamamoto, Ryo Fukuda, Junya MATSUNO, Kenro Kubota 2024-08-20
12062412 Semiconductor memory device Zhao Lu, Yuji Nagai, Akio SUGAHARA, Takehisa KUROSAWA 2024-08-13
12034443 Memory device Junya MATSUNO, Kensuke Yamamoto, Ryo Fukuda, Kenro Kubota, Masato DOME 2024-07-09
12033704 Semiconductor device Junya MATSUNO, Kenro Kubota, Masato DOME, Kensuke Yamamoto, Kei Shiraishi +2 more 2024-07-09
12034441 Semiconductor device Yasuhiro HIRASHIMA, Yutaka Takayama 2024-07-09
RE49783 Nonvolatile semiconductor memory device and memory system having termination circuit with variable resistor Yasuhiro HIRASHIMA 2024-01-02
11637555 Semiconductor memory device Junya MATSUNO, Kensuke Yamamoto, Ryo Fukuda, Kenro Kubota, Masato DOME 2023-04-25
11621712 Semiconductor device Yasuhiro HIRASHIMA, Yutaka Takayama 2023-04-04
11594523 Semiconductor memory device 2023-02-28
11594521 Stacked chips comprising interconnects 2023-02-28
11568935 Semiconductor storage device Kazuhiko Satou, Ryo Fukuda, Kensuke Yamamoto, Masato DOME, Kei Shiraishi +2 more 2023-01-31
11495307 Semiconductor memory device Masato DOME, Kensuke Yamamoto, Ryo Fukuda, Junya MATSUNO, Kenro Kubota 2022-11-08
11495308 Semiconductor device Junya MATSUNO, Kenro Kubota, Masato DOME, Kensuke Yamamoto, Kei Shiraishi +2 more 2022-11-08
RE49274 Non-volatile semiconductor storage device Dai Nakamura, Hiroyuki Kutsukake, Kenji Gomikawa, Takeshi Shimane, Mitsuhiro Noguchi +2 more 2022-11-01
11450390 Semiconductor integrated circuit and semiconductor storage device Fumiya Watanabe, Yutaka Shimizu, Yasuhiro HIRASHIMA, Kei Shiraishi, Mikihiko Ito 2022-09-20
11277134 Semiconductor memory device Junya MATSUNO, Kensuke Yamamoto, Ryo Fukuda, Kenro Kubota, Masato DOME 2022-03-15
11270981 Memory device Mikihiko Ito, Masafumi Nakatani, Shinya Okuno, Shigeki Nagasaka, Masahiro Yoshihara +3 more 2022-03-08
11232051 Non-volatile semiconductor storage device Kensuke Yamamoto, Ryo Fukuda, Junya MATSUNO, Kenro Kubota, Masato DOME 2022-01-25
11218141 Correction circuit Yasuhiro HIRASHIMA 2022-01-04
11211130 Semiconductor device Yasuhiro HIRASHIMA, Mikihiko Ito, Kei Shiraishi, Fumiya Watanabe 2021-12-28
11145625 Semiconductor memory device 2021-10-12
11121710 Semiconductor device Yasuhiro HIRASHIMA, Yutaka Takayama 2021-09-14
11004521 Semiconductor device and semiconductor memory device Yasuhiro Suematsu, Kensuke Yamamoto, Ryo Fukuda 2021-05-11