KY

Katsuhiko YASU

HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
Overall (All Time): #2,207,411 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10434750 Resin film for flexible printed circuit board, metal foil provided with resin, coverlay film, bonding sheet, and flexible printed circuit board Masaki Takeuchi, Yoshitsugu Matsuura, Yuta Nakano, Kazuhito Obata 2019-10-08
6639498 Ignition coil for use in internal combustion engine Junichi Shimada, Manabu Hashimoto, Hiroyuki Tanaka, Nobuhiko Ishida 2003-10-28