KN

Keiichiro Numakura

Nissan Motor Co.: 13 patents #482 of 8,689Top 6%
RS Renault S.A.S.: 11 patents #15 of 1,209Top 2%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
Overall (All Time): #334,459 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12328884 Semiconductor device, power module and manufacturing method for the semiconductor device Toshiharu Marui, Tetsuya Hayashi, Wei Ni, Ryota Tanaka 2025-06-10
12068411 Semiconductor device and method for manufacturing same Toshiharu Marui, Tetsuya Hayashi, Wei Ni, Ryota Tanaka, Keisuke Takemoto 2024-08-20
11996442 Semiconductor device and method of manufacturing semiconductor device Toshiharu Marui, Tetsuya Hayashi, Wei Ni, Ryota Tanaka, Keisuke Takemoto 2024-05-28
11973108 Semiconductor device and manufacturing method thereof Wei Ni, Tetsuya Hayashi, Toshiharu Marui, Ryouta TANAKA, Yuichi Iwasaki 2024-04-30
11916469 Resonant power conversion device Taku Shimomura, Akinori Okubo 2024-02-27
11881526 Semiconductor device and method for manufacturing same Toshiharu Marui, Tetsuya Hayashi, Wei Ni, Ryota Tanaka, Yuichi Iwasaki 2024-01-23
11756994 Semiconductor device and method of manufacturing semiconductor device Toshiharu Marui, Tetsuya Hayashi, Wei Ni, Ryota Tanaka, Keisuke Takemoto 2023-09-12
11664466 Semiconductor device, power module and method for manufacturing the semiconductor device Toshiharu Marui, Tetsuya Hayashi, Wei Ni, Ryota Tanaka 2023-05-30
11557674 Semiconductor device and method for manufacturing the same Toshiharu Marui, Tetsuya Hayashi, Wei Ni, Ryota Tanaka, Keisuke Takemoto 2023-01-17
11557647 Semiconductor device and manufacturing method thereof Toshiharu Marui, Tetsuya Hayashi, Wei Ni, Ryota Tanaka, Keisuke Takemoto 2023-01-17
11476326 Semiconductor device and method of manufacturing semiconductor device Toshiharu Marui, Tetsuya Hayashi, Wei Ni, Ryota Tanaka, Keisuke Takemoto 2022-10-18
11251300 Semiconductor device and method of manufacturing semiconductor device Wei Ni, Toshiharu Marui, Ryota Tanaka, Tetsuya Hayashi, Shigeharu Yamagami +2 more 2022-02-15
10230294 Power conversion device with gate drive circuit Yusuke Zushi, Tatsuhiro Suzuki, Taku Shimomura, Tetsuya Hayashi 2019-03-12
6885225 Drive circuit Akira Ohmichi 2005-04-26