Patents/Inventors

Keiichiro Geshi

OsakaJP1 patent

2 Patents

US120811952024
Joined Body and Surface Acoustic Wave Device
Sumitomo Electric Industries, Ltd.
0 cites
US115453562023
Polycrystalline Ceramic Substrate, Bonding-layer-including Polycrystalline Ceramic Substrate, and Laminated Substrate
SUMITOMO ELECTRIC INDUSTRIES, Ltd.
0 cites