Inventor

OTUKA SHINPEI

3 patents

Patents

3 patents

US4576149AMar 18, 1986

Massager

MATSUSHITA ELECTRIC WORKS LTD72 citations94

US4422448ADec 27, 1983

Massaging apparatus

MATSUSHITA ELECTRIC WORKS LTD43 citations90

US4069816AJan 24, 1978

Shoulder patting instrument

MATSUSHITA ELECTRIC WORKS LTD36 citations86