TT

Tsuyoshi Takayama

HC Hitachi Construction Machinery Co.: 1 patents #15 of 66Top 25%
Mitsubishi Electric: 1 patents #775 of 2,499Top 35%
Overall (2003): #38,096 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6642576 Power semiconductor device having layered structure of power semiconductor elements and terminal members Takaaki Shirasawa, Yasuo Koutake, Natsuki Tsuji 2003-11-04
6523905 Crawler carrier having an engine, a hydraulic pump and a heat exchanger positioned in a lateral direction Seiji Tamura, Morio Oshina, Kiyoshi Hirasawa, Yoshinori Sendai 2003-02-25