YH

Yasuhiro HIRASHIMA

Kioxia: 12 patents #79 of 1,813Top 5%
Toshiba Memory: 9 patents #169 of 1,971Top 9%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
Overall (All Time): #176,569 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12298826 Semiconductor memory device and memory system Akio SUGAHARA, Naoya Tokiwa 2025-05-13
12197732 Memory system Kenta SHIBASAKI, Yoshihiko Shindo, Akio SUGAHARA, Shigeki Nagasaka, Dai Nakamura +1 more 2025-01-14
12183405 Semiconductor memory device and memory system Mitsuhiro Abe, Mitsuaki Honma 2024-12-31
12034441 Semiconductor device Masaru Koyanagi, Yutaka Takayama 2024-07-09
12020772 Semiconductor memory device with a variable delay for a data select signal and a counter for counting a selected data signal during a test operation Mitsuhiro Abe, Norichika ASAOKA 2024-06-25
RE49783 Nonvolatile semiconductor memory device and memory system having termination circuit with variable resistor Masaru Koyanagi 2024-01-02
11769535 Semiconductor memory device 2023-09-26
11621712 Semiconductor device Masaru Koyanagi, Yutaka Takayama 2023-04-04
11450390 Semiconductor integrated circuit and semiconductor storage device Fumiya Watanabe, Masaru Koyanagi, Yutaka Shimizu, Kei Shiraishi, Mikihiko Ito 2022-09-20
11218141 Correction circuit Masaru Koyanagi 2022-01-04
11211130 Semiconductor device Masaru Koyanagi, Mikihiko Ito, Kei Shiraishi, Fumiya Watanabe 2021-12-28
11121710 Semiconductor device Masaru Koyanagi, Yutaka Takayama 2021-09-14
11087852 Semiconductor storage device and memory system Yumi Takada, Kenta SHIBASAKI, Yousuke Hagiwara 2021-08-10
10847232 Semiconductor memory device Kei Shiraishi, Masaru Koyanagi, Mikihiko Ito, Yumi Takada, Satoshi Inoue +4 more 2020-11-24
10784866 Semiconductor device Masaru Koyanagi, Yutaka Takayama 2020-09-22
10679710 Semiconductor device Masaru Koyanagi, Mikihiko Ito, Kei Shiraishi, Fumiya Watanabe 2020-06-09
10530350 Correction circuit Masaru Koyanagi 2020-01-07
10482977 Semiconductor memory device Kei Shiraishi, Masaru Koyanagi, Mikihiko Ito 2019-11-19
10461750 Semiconductor device Masaru Koyanagi, Yutaka Takayama 2019-10-29
10276218 Semiconductor memory device Mami Kakoi, Shinya Okuno 2019-04-30
9792983 Nonvolatile semiconductor memory device and memory system Masaru Koyanagi 2017-10-17
9679617 Amplifier Yohei Yasuda, Hiromitsu Komai, Kensuke Yamamoto, Masaru Koyanagi 2017-06-13
9230671 Output circuit and semiconductor storage device Masaru Koyanagi 2016-01-05