Inventor

KUROSAKI TAKEBUMI

JP3 patents

Patents

3 patents

US5307034AApr 26, 1994

Ultrathin multimode quartz crystal filter element

TOYO COMMUNICATION EQUIP26 citations91

US5185550AFeb 9, 1993

Structure for supporting a resonator using an ultrathin piezoelectric plate in a package

TOYO COMMUNICATION EQUIP28 citations91

US5218328AJun 8, 1993

Structure for a resonator using an ultrathin piezoelectric substrate

TOYO COMMUNICATION EQUIP14 citations72