MT

Masayuki Tsunaga

MC Mitsui Mining & Smelting Co.: 3 patents #195 of 838Top 25%
GC Gun Ei Chemical Industry Co.: 2 patents #10 of 42Top 25%
Overall (All Time): #1,659,061 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5248451 Electrically conductive copper composition Takao Suzuki, Kazuaki Yuba, Yoshiaki Kurimoto, Kyoichi Gokan, Masaki Hirosawa 1993-09-28
5045236 Copper conductive composition Kazuaki Yuba, Yoshiaki Kurimoto, Maraki Hirosawa 1991-09-03
4888135 Electrically conductive powder and electrically conductive composition using the same Kazuaki Yuba, Youichi Kaneko 1989-12-19