MO

Masayuki Okubo

MI Mitsuba: 11 patents #14 of 618Top 3%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
Overall (All Time): #297,116 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
10138857 Engine starter system Daisuke Semba, Noriyuki Aramaki, Ken Noguchi 2018-11-27
9490673 Rotor of magnet-assisted reluctance motor and brushless motor Keisuke Mitsuoka, Masaru Watanabe 2016-11-08
9455616 Brushless motor control method and brushless motor control device and electric power steering device Keisuke Mitsuoka 2016-09-27
8247941 Brushless motor with skew angle set for low torque ripple and high output 2012-08-21
8164289 Brushless motor and control method of brushless motor 2012-04-24
8049449 Brushless motor control method and brushless motor Takeshi Yamazaki, Youichirou Shikine 2011-11-01
7928622 Brushless motor with skewed rotor segments 2011-04-19
7906880 Brushless motor with skewed rotor segments Mikio Kawamura 2011-03-15
7876013 Brushless motor Satoru Negishi, Koji Nara, Takeshi Yamazaki 2011-01-25
7595578 Motor, rotary electric machine and its stator, and method for manufacturing the stator Noriyuki Aramaki, Mikio Kawamura, Takeshi Yamazaki, Shuichi Fusegawa, Tsugio Yokoo 2009-09-29
6989616 Motor Yoshiaki Taniguchi, Hideaki Fujii, Yoichi Shindo 2006-01-24
6897588 Brushless motor 2005-05-24
6127650 Electromagnetic switch and welder using the same Masafumi Naruto, Yoshimichi Yasuhara 2000-10-03
6037566 Arc welding apparatus for constant current and voltage characteristics cost and weight of which being reduced Yoshimichi Yasuhara, Masafumi Naruto 2000-03-14
6028290 Arc welding apparatus Yoshimichi Yasuhara, Masafumi Naruto 2000-02-22
5904883 Method for producing optical fiber ribbon Tomoyuki Hattori, Toshihisa Sato, Kohei Kobayashi, Kaoru Okuno, Ken Takahashi +1 more 1999-05-18