HS

Hirokazu Shirakawa

TC Taiyo Yuden Co.: 6 patents #213 of 959Top 25%
MI Microspace: 3 patents #5 of 14Top 40%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
AW Aichi Steel Works: 1 patents #43 of 107Top 45%
Overall (All Time): #628,763 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10919600 Motor driving control apparatus and method and motor-assisted vehicle Yasuo Hosaka, Taichi YANAOKA 2021-02-16
10749451 Motor driving control apparatus and motor-assisted vehicle Yasuo Hosaka, Yuuji Ebinuma, Taichi YANAOKA 2020-08-18
10432115 Motor driving control apparatus Masato Tanaka, Hiromi Hagiwara, Kazuo Asanuma 2019-10-01
10099558 Motor driving apparatus Masato Tanaka, Yasuo Hosaka, Taichi YANAOKA 2018-10-16
9114850 Motor drive control device Masato Tanaka, Kazuo Asanuma, Yasuo Hosaka 2015-08-25
8725340 Motor drive controller and electric power-assisted vehicle Yasuo Hosaka, Kazuo Asanuma, Kuniaki Kawagoe 2014-05-13
5871561 Method of treating dusts containing oxides Yuji Okada, Masamichi Okada, Toshikatsu Hara, Hirohiko Sasamoto, Kazuhiro Suzuki 1999-02-16
5855237 Casting method with improved resin core removing step and apparatus for performing the method Yuji Okada, Shuichi Tomitaka, Masamichi Okada, Takayuki Kato 1999-01-05