Piezoelectric element and musical instrument

Assignee

• Yupo
• Yamaha

Inventors

• Hiroshi Koike (54 patents)
• Yutaro SUGAMATA (5 patents)
• Seiichiro Iida (18 patents)
• Kunio Hiyama (22 patents)
• Suguru Sasaki (15 patents)
• Hidekazu Kodama (7 patents)

View full patent text on Google Patents →