TK

Toyohiko Kumakura

HC Hitachi Cable: 4 patents #157 of 1,086Top 15%
📍 Ibaraki, JP: #2,214 of 6,779 inventorsTop 35%
Overall (All Time): #1,261,272 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6855893 Wiring board, semiconductor device, electronic device, and circuit board for electronic parts Gen Murakami, Tomo Yasuda, Masahiko Kobayashi, Hidetoshi Murakami 2005-02-15
6114751 Semiconductor device and electronic device Gen Murakami, Tomo Yasuda 2000-09-05
6031292 Semiconductor device, interposer for semiconductor device Gen Murakami, Mamoru Mita, Norio Okabe, Katsuji Komatsu, Shoji Shinzawa 2000-02-29
5866948 Interposer for semiconductor device Gen Murakami, Mamoru Mita, Norio Okabe, Katsuji Komatsu, Shoji Shinzawa 1999-02-02