ST

Sakiko Tomonaga

MC Mitsui Mining & Smelting Co.: 5 patents #110 of 838Top 15%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #1,005,457 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9138964 Surface-treated copper foil Shinichi Obata, Shinya Hiraoka, Fumiaki Hosokoshi, Ayumu Tateoka, Hideaki Matsushima +2 more 2015-09-22
8722199 Electrodeposited copper foil, its manufacturing method, surface-treated electrodeposited copper foil using the electrodeposited copper foil, and copper-clad laminate and printed wiring board using the surface-treated electrodeposited copper foil Mitsuyoshi Matsuda, Hisao Sakai, Makoto Dobashi 2014-05-13
8715836 Surface-treated electro-deposited copper foil and method for manufacturing the same Makoto Dobashi, Mitsuyoshi Matsuda, Hisao Sakai, Tomohiro Sakata, Junshi Yoshioka +2 more 2014-05-06
8419920 Method of preparing electrolytic copper solution acidified with sulfuric acid, sulfuric-acid-acidified electrolytic copper solution prepared by the preparation method, and electrodeposited copper film Makoto Dobashi, Junshi Yoshioka, Ayumu Tateoka, Mitsuyoshi Matsuda, Hisao Sakai 2013-04-16
7029558 Titanium-made cathode electrode for producing electrolytic copper foil, rotary cathode drum using the titanium-made cathode electrode, method of producing titanium material using titanium-made cathode electrode and method of correcting/working titanium material for titanium-made cathode electrode Satoru Fujita, Hiroshi Tanaka, Yutaka Kiminami, Isamu Kanekatsu, Atsuhiko Kuroda 2006-04-18