TK

Tsuyoshi Kachi

RE Renesas Electronics: 25 patents #69 of 4,529Top 2%
KT Kabushiki Kaisha Toshiba: 10 patents #3,082 of 21,451Top 15%
TS Toshiba Electronic Devices & Storage: 10 patents #60 of 900Top 7%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
RT Renesas Technology: 3 patents #990 of 3,337Top 30%
HE Hitachi Kokusai Electric: 1 patents #493 of 843Top 60%
RE Rensas Electronics: 1 patents #1 of 17Top 6%
Overall (All Time): #72,502 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 25 most recent of 42 patents

Patent #TitleCo-InventorsDate
12432967 Semiconductor device and manufacturing method thereof Yuhki Fujino, Katsura Miyashita, Shingo Sato 2025-09-30
12183820 Semiconductor device Kentaro Ichinoseki, Kohei Oasa 2024-12-31
12107159 Semiconductor device Yusuke Kobayashi, Tomoaki Inokuchi, Hiro GANGI, Hiroki NEMOTO, Akihiro Goryu +2 more 2024-10-01
11908912 Semiconductor device Tatsuya Nishiwaki, Shuhei TOKUYAMA 2024-02-20
11776999 Semiconductor device Tatsuya Nishiwaki 2023-10-03
11777028 Semiconductor device Yusuke Kobayashi, Akihiro Goryu, Ryohei GEJO, Hiro GANGI, Tomoaki Inokuchi +2 more 2023-10-03
11715773 Semiconductor device 2023-08-01
11522058 Semiconductor device with field plate electrode 2022-12-06
11411104 Semiconductor device Tatsuya Nishiwaki 2022-08-09
11296219 Semiconductor device and method of manufacturing the same Senichirou Nagase, Yoshinori Hoshino 2022-04-05
11239357 Semiconductor device Tatsuya Nishiwaki, Hiroaki Katou, Kenya Kobayashi 2022-02-01
11152353 Semiconductor device and method of manufacturing the same Fujio Shimizu, Yoshinori Yoshida 2021-10-19
10749026 Semiconductor device and method of manufacturing the semiconductor device Yoshinori Yoshida 2020-08-18
10727105 Semiconductor device and manufacturing method therefor Yoshinori Hoshino, Senichirou Nagase 2020-07-28
10615251 Semiconductor device and manufacturing method thereof Yoshinori Yoshida 2020-04-07
10381435 Semiconductor device and manufacturing method therefor Senichirou Nagase, Yoshinori Hoshino 2019-08-13
10164087 Semiconductor device and method of manufacturing same Senichirou Nagase, Yoshinori Hoshino 2018-12-25
9780187 Semiconductor device including an IGBT as a power transistor and a method of manufacturing the same Yuta IKEGAMI 2017-10-03
9406787 Semiconductor device including an IGBT as a power transistor Yuta IKEGAMI 2016-08-02
9397156 Semiconductor device and method of manufacturing the same 2016-07-19
9397160 Semiconductor device Yoshinori Yoshida, Hirokazu Kato, Keisuke Furuya 2016-07-19
9231082 Power semiconductor device having gate electrode coupling portions for etchant control Koichiro Sakanishi, Koji Fujishima 2016-01-05
9209249 Semiconductor device and method of manufacturing the same 2015-12-08
9166017 Method of manufacturing semiconductor device and semiconductor device Daisuke Arai, Yoshito Nakazawa, Ikuo Hara, Yoshinori Hoshino, Tsuyoshi Tabata 2015-10-20
9142555 Semiconductor device Yoshinori Yoshida, Hirokazu Kato, Keisuke Furuya 2015-09-22