KM

Koichi Mitamura

PA Panasonic: 5 patents #5,165 of 21,108Top 25%
TC Tohoku Electric Power Company: 3 patents #23 of 246Top 10%
MH Mitsui High-Tec: 2 patents #53 of 174Top 35%
ZS Zaidan Hojin Handotai Kenkyu Shinkokai: 2 patents #7 of 34Top 25%
Overall (All Time): #642,831 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9647518 Method for manufacturing laminated iron core Akihiro Hashimoto, Tadashi Iida, Kiyomi Kawamura 2017-05-09
9641055 Method for manufacturing laminated iron core Akihiro Hashimoto, Tadashi Iida, Kiyomi Kawamura 2017-05-02
D596567 Teeth of stator core for electric motor Hu Li, Yuichi Yoshikawa, Hiroshi Murakami, Hideki Matsuo, Yuichiro Tashiro +3 more 2009-07-21
D596568 Yoke of stator core for electric motor Hu Li, Yuichi Yoshikawa, Hiroshi Murakami, Hideki Matsuo, Yuichiro Tashiro +3 more 2009-07-21
D596566 Stator core for electric motor Hu Li, Yuichi Yoshikawa, Hiroshi Murakami, Hideki Matsuo, Yuichiro Tashiro +3 more 2009-07-21
6137391 Flux-controlled type variable transformer Mitsuru Maeda, Masaaki Sakamoto 2000-10-24
5021936 PWM power converter using mixed bipolar and static induction transistors Jun-ichi Nishizawa, Takashige Tamamushi, Hiroo Takahashi, Kiyoo Mitsui, Mitsuo Ikehara +2 more 1991-06-04
4719551 Optically controlled power converting apparatus Junichi Nishizawa, Takashige Tamamushi, Kimio Miura, Kiyoo Mitsui 1988-01-12