KW

Katsuyoshi Washio

HC Hitachi Device Engineering Co.: 2 patents #6 of 109Top 6%
RT Renesas Technology: 2 patents #157 of 1,110Top 15%
HI Hitachi: 1 patents #1,056 of 3,189Top 35%
Overall (2005): #21,331 of 245,428Top 9%
3
Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6974977 Heterojunction bipolar transistor Reiko Hayami, Hiromi Shimamoto, Masao Kondo, Katsuya Oda, Eiji Oue +1 more 2005-12-13
6956255 Semiconductor device and drive circuit using the semiconductor devices Eiji Oue, Masao Kondo, Hiromi Shimamoto 2005-10-18
6936875 Insulated-gate field-effect transistor, method of fabricating same, and semiconductor device employing same Nobuyuki Sugii, Kazuhiro Ohnishi 2005-08-30