TK

Tateo Koyama

KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
Overall (All Time): #1,230,389 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8089780 Semiconductor switch and power conversion system provided with semiconductor switch Hiroshi Mochikawa, Atsuhiko Kuzumaki, Junichi Tsuda 2012-01-03
7872888 Electric power conversion system Atsuhiko Kuzumaki, Hiroshi Mochikawa 2011-01-18
7724556 Power converter Hiroshi Mochikawa 2010-05-25
6285235 Gate control circuit for voltage drive switching element Kosaku Ichikawa, Hitoshi Matsumura, Shinji Sato 2001-09-04