RI

Ryoichi Ikezawa

HC Hitachi Chemical Company: 4 patents #392 of 1,946Top 25%
📍 Chikusei, JP: #55 of 185 inventorsTop 30%
Overall (All Time): #1,167,610 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10662315 Epoxy resin molding material for sealing and electronic component device Mitsuyoshi Hamada, Fumio Furusawa, Keizo Takemiya, Toru Baba 2020-05-26
7544727 Encapsulant of epoxy resin, curing agent, and secondary aminosilane coupling agent or phosphate Masanobu Fujii, Shinsuke Hagiwara 2009-06-09
7397139 Epoxy resin molding material for sealing use and semiconductor device Naoki Nara, Hideyuki Chaki, Yoshihiro Mizukami, Yoshinori Endou, Takaki Kashihara +4 more 2008-07-08
5066691 Adhesive composition for metal-clad laminates Toshihisa Kumakura, Ken Nanaumi, Hideki Eriguchi 1991-11-19