TH

Takashi Hirao

Sumitomo Electric Industries: 30 patents #489 of 21,551Top 3%
HA Hitachi Astemo: 8 patents #44 of 1,276Top 4%
RE Renesas Electronics: 8 patents #458 of 4,529Top 15%
Casio Computer Co.: 5 patents #505 of 1,970Top 30%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
KC Kochi Industrial Promotion Center: 5 patents #2 of 14Top 15%
HF House Foods: 3 patents #5 of 66Top 8%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
HS Hitachi Automotive Systems: 3 patents #507 of 1,636Top 35%
RJ Research Development Corporation Of Japan: 1 patents #170 of 402Top 45%
FL Flosfia: 1 patents #30 of 45Top 70%
HK Hioki Denki Kabushiki Kaisha: 1 patents #19 of 64Top 30%
Overall (All Time): #31,673 of 4,157,543Top 1%
67
Patents All Time

Issued Patents All Time

Showing 1–25 of 67 patents

Patent #TitleCo-InventorsDate
12316171 Inverter integrated motor Takeshi Tokuyama, Takaki ITAYA, Masahiro Hori 2025-05-27
12184189 Power conversion device Takeshi Tokuyama, Noriyuki Maekawa 2024-12-31
11956933 Power conversion device and motor-integrated power conversion device Takeshi Tokuyama, Noriyuki Maekawa, Akira Matsushita, Toshiya Satoh 2024-04-09
11894348 Power semiconductor device Hironori Nagasaki, Toru Kato, Shintaro Tanaka 2024-02-06
11848245 Power semiconductor apparatus Hironori Nagasaki, Shintaro Tanaka 2023-12-19
11469160 Power module with active elements and intermediate electrode that connects conductors Nobutake Tsuyuno, Akira Matsushita 2022-10-11
11233011 Power semiconductor device Haruka Shimizu 2022-01-25
11232994 Power semiconductor device having a distance regulation portion and power conversion apparatus including the same Nobutake Tsuyuno, Hiromi Shimazu, Akihiro Namba, Akira Matsushita, Hiroshi Houzouji +2 more 2022-01-25
11127695 Power conversion device for reducing an inductance difference between control signal wires of a power semiconductor and suppressing a current unbalancing of the control signals Akihiro Namba, Masami OONISHI 2021-09-21
11056415 Semiconductor device Masami OONISHI 2021-07-06
10928428 Measuring apparatus Tetsuya Nakamura, Yuta Akamatsu, Yuta Suzuki 2021-02-23
10884030 Current detection device Akihiro Namba 2021-01-05
10109549 Semiconductor device and power conversion device using same Kan Yasui, Kazuhiro Suzuki 2018-10-23
9711590 Semiconductor device, or crystal Kentaro Kaneko, Toshimi Hitora 2017-07-18
9654027 Semiconductor device and power converter using the same Mutsuhiro Mori 2017-05-16
9304906 Memory system, controller and control method of memory Hiroki Matsudaira, Aurelien Nam Phong Tran 2016-04-05
9251055 Memory system and control method of memory system Shinji Yonezawa, Hirokuni Yano, Mitsunori Tadokoro, Hiroki Matsudaira, Akira Sawaoka 2016-02-02
8924636 Management information generating method, logical block constructing method, and semiconductor memory device Hirokuni Yano, Aurelien Nam Phong Tran, Mitsunori Tadokoro, Hiroki Matsudaira, Tatsuya Sumiyoshi +2 more 2014-12-30
8901838 Semiconductor device, LED driving circuit, and apparatus for displaying an image Noboru Akiyama, Takayuki Hashimoto, Nobuyoshi Matsuura, Hideo Ishii 2014-12-02
8825946 Memory system and data writing method Ryoichi Kato, Mitsunori Tadokoro 2014-09-02
8745443 Memory system Mitsunori Tadokoro, Hirokuni Yano 2014-06-03
8664716 Semiconductor device, method of manufacturing the same and power-supply device using the same Takayuki Hashimoto, Noboru Akiyama 2014-03-04
8258711 Semiconductor device, LED driving circuit, and apparatus for displaying an image Noboru Akiyama, Takayuki Hashimoto, Nobuyoshi Matsuura, Hideo Ishii 2012-09-04
8203380 Semiconductor device Takayuki Hashimoto, Noboru Akiyama 2012-06-19
8125206 Semiconductor device and power supply using the same Noboru Akiyama, Takayuki Hashimoto, Koji Tateno 2012-02-28