TY

Toshifumi Yamakawa

TO Toyota: 4 patents #249 of 3,405Top 8%
📍 Nanbu, JP: #15 of 148 inventorsTop 15%
Overall (2018): #34,062 of 503,207Top 7%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10164551 Boost control apparatus based on output current change rate Masaki Okamura, Naoyoshi Takamatsu 2018-12-25
10103664 Vehicle control apparatus Shintaro Tsujii, Masaki Okamura 2018-10-16
10069396 Electrical power system Kosuke Hirano, Masaki Okamura, Jun Fujita, Ryo KAMIKAWA 2018-09-04
9979344 Controller for electric motor system Masaki Okamura, Naoyoshi Takamatsu 2018-05-22