MA

Masao Akiyoshi

Mitsubishi Electric: 44 patents #182 of 25,717Top 1%
IC Ishikawajima-Harima Heavy Industries Co.: 13 patents #4 of 611Top 1%
IH Ihi: 3 patents #292 of 1,178Top 25%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
ME Mitsubishi Electric: 1 patents #413 of 959Top 45%
MC Mitsubishi Generator Co.: 1 patents #9 of 25Top 40%
Overall (All Time): #59,343 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 1–25 of 47 patents

Patent #TitleCo-InventorsDate
12313601 Crack estimation device and crack estimation method Norihiko HANA, Masaki UMEDA, Kenji Amaya 2025-05-27
12217921 Vacuum circuit breaker Yusuke TOMIZAWA, Takuma SASAI 2025-02-04
12135207 Inspection device for rotating electrical machines and method for inspecting rotating electrical machines Norihiko HANA, Daichi GOTO, Kazuaki Ogura 2024-11-05
12080673 Semiconductor device and manufacturing method therefor Tatsuya Kitagawa, Shin UEGAKI, Masaaki Taruya, Dai Yoshii, Kazuhiro Tada 2024-09-03
11913991 Rotating electric machine test method, rotating electric machine test device, and rotating electric machine Norihiko HANA, Yoshihide Kikuichi 2024-02-27
11892510 Inspection device for rotating electric machine and method of inspecting rotating electric machine Norihiko HANA 2024-02-06
11646614 Rotor of rotating electrical machine and repairing method therefor Norihiko HANA, Yosuke Uchida 2023-05-09
11428612 Estimation device and estimation method Norihiko HANA, Dehong Liu 2022-08-30
10874014 Rotary electric machine including rectifying parts and intake parts Yuzuru Kobayashi, Kentaro Honsho 2020-12-22
10811938 Rotating electrical machine Yuzuru Kobayashi 2020-10-20
10778066 Automotive alternator Yuzuru Kobayashi 2020-09-15
10630146 Rotor of vehicle AC generator Shiro Iizuka 2020-04-21
10491081 Automotive alternator Yuzuru Kobayashi 2019-11-26
10374493 Vehicle-use rotating electric machine Yuzuru Kobayashi, Kazunori Tanaka 2019-08-06
10199908 Automotive alternator Yuzuru Kobayashi, Kyoko Higashino 2019-02-05
10113816 Air-conditioning indoor unit with axial fans and heat exchanger partition Satoshi Michihata, Shoji Yamada, Tomoya Fukui 2018-10-30
D823252 Rectifier of AC generator for vehicle Yoshihiro Shinosaka, Shinichiro Minami, Yuzuru Kobayashi, Kentaro Honsho 2018-07-17
D820785 Rectifier of AC generator for vehicle Yoshihiro Shinosaka, Shinichiro Minami, Yuzuru Kobayashi, Kentaro Honsho 2018-06-19
9982898 Indoor unit of air conditioner and air conditioner including a heat exchanger on a downstream side of a blower Shoji Yamada, Kenichi Sakoda, Akira Takamori, Nobuaki Uehara, Tomoya Fukui +5 more 2018-05-29
D795807 Cover of AC generator for vehicle Yoshihiro Shinosaka, Shinichiro Minami, Yuzuru Kobayashi 2017-08-29
9660504 Rotating electric machine including a cooling device for cooling a fluid in the rotating electric machine Kiyonori Koga 2017-05-23
9660503 Rotating electric machine including a cooling device for cooling a fluid in the rotating electric machine Kiyonori Koga 2017-05-23
9479028 Automotive rotary electric machine Yuzuru Kobayashi, Kazunori Tanaka, Yoshihiro Shinosaka, Yoshiro Imazawa 2016-10-25
9413207 Ventilation structure for AC generator Kazuya Hasegawa, Atsushi Ohashi, Kazunori Tanaka 2016-08-09
9284647 Method for coating sliding surface of high-temperature member, high-temperature member and electrode for electro-discharge surface treatment Hiroyuki Ochiai, Mitsutoshi Watanabe, Mikiya Arai, Shigeru Saburi, Eiji Nakayama +1 more 2016-03-15