HK

Hiroaki Katou

KT Kabushiki Kaisha Toshiba: 31 patents #789 of 21,451Top 4%
TS Toshiba Electronic Devices & Storage: 25 patents #8 of 900Top 1%
RE Renesas Electronics: 10 patents #332 of 4,529Top 8%
NE Nec Electronics: 2 patents #384 of 1,789Top 25%
Overall (All Time): #69,449 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDate
12381155 Semiconductor device Saya Shimomura, Yasuhiro Kawai, Hiroshi Yoshida 2025-08-05
12363984 Trench-gate power MOSFET with buried field plates Saya Shimomura 2025-07-15
12302602 Semiconductor device Shotaro BABA, Saya Shimomura, Tatsuya Nishiwaki 2025-05-13
12094968 Semiconductor device and method for manufacturing same Saya Shimomura, Shotaro BABA, Atsuro Inada, Hiroshi Yoshida, Yasuhiro Kawai 2024-09-17
11996458 Trench-gate MOS transistor and method for manufacturing the same Hiroyuki Kishimoto, Toshifumi Nishiguchi, Saya Shimomura, Kouta Tomita 2024-05-28
11942539 Semiconductor device Shotaro BABA, Yuhki Fujino, Kouta Tomita 2024-03-26
11862698 Semiconductor device and method of manufacturing semiconductor device Saya Shimomura, Toshifumi Nishiguchi 2024-01-02
11715793 Semiconductor device and method of manufacturing same Atsuro Inada, Tatsuya Shiraishi, Tatsuya Nishiwaki, Kenya Kobayashi 2023-08-01
11705447 Semiconductor device Tatsuya Nishiwaki, Kenya Kobayashi 2023-07-18
11688803 Semiconductor device Kouta Tomita 2023-06-27
11640991 Semiconductor device and method for manufacturing the same Yasuhiro Kawai, Atsuro Inada, Toshifumi Nishiguchi 2023-05-02
11626514 Trench vertical power MOSFET with channel including regions with different concentrations Hiroyuki Kishimoto 2023-04-11
11495679 Semiconductor device and method for manufacturing the same Saya Shimomura, Tetsuya Ohno 2022-11-08
11462637 Semiconductor device and manufacturing method for the same Shotaro BABA, Yusuke Kobayashi, Toshifumi Nishiguchi 2022-10-04
11251278 Trench-gate MOS transistor and method for manufacturing Hiroyuki Kishimoto, Toshifumi Nishiguchi, Saya Shimomura, Kouta Tomita 2022-02-15
11239231 Semiconductor device Tatsuya Nishiwaki, Kenya Kobayashi 2022-02-01
11239357 Semiconductor device Tatsuya Nishiwaki, Kenya Kobayashi, Tsuyoshi Kachi 2022-02-01
11177381 Semiconductor device and method for manufacturing same Kenya Kobayashi, Tatsuya Nishiwaki 2021-11-16
11164968 Semiconductor device and method for manufacturing the same Saya Shimomura, Tetsuya Ohno 2021-11-02
11127854 Semiconductor device and method of manufacturing same Atsuro Inada, Tatsuya Shiraishi, Tatsuya Nishiwaki, Kenya Kobayashi 2021-09-21
10971621 Semiconductor device Tatsuya Nishiwaki, Kohei Oasa, Toshifumi Nishiguchi 2021-04-06
10903202 Semiconductor device Masatoshi Arai, Chikako Yoshioka 2021-01-26
10872975 Semiconductor device 2020-12-22
10840368 Semiconductor device Tetsuya Ohno, Kenya Kobayashi, Toshifumi Nishiguchi, Saya Shimomura 2020-11-17
10529805 Semiconductor device Saya Shimomura, Kenya Kobayashi 2020-01-07