YH

Yoichiro Hamada

SC Sumitomo Metal Mining Co.: 2 patents #253 of 736Top 35%
KL Kanebo, Limited: 1 patents #248 of 571Top 45%
SC Sh Materials Co.: 1 patents #2 of 13Top 20%
Overall (All Time): #1,212,380 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9054116 Manufacturing method of substrate for a semiconductor package, manufacturing method of semiconductor package, substrate for a semiconductor package and semiconductor package Shigeru Hosomomi 2015-06-09
8188588 Manufacturing method of substrate for a semiconductor package, manufacturing method of semiconductor package, substrate for a semiconductor package and semiconductor package Shigeru Hosomomi 2012-05-29
6130027 Process for producing lead frames 2000-10-10
4742062 Benzylpiperazine compound and pharmaceutical composition as hypolipidemic agent Hiroshi Ohtaka, Akira Yamashita, Keizo Ito, Goro Tsukamoto 1988-05-03