Inventor
HARA HIKOYOSHI
JP7 patents
Patents
7 patentsUS5792080AAug 11, 1998
Massaging apparatus having self-adjusting constant strength and non-adjust strength modes
MATSUSHITA ELECTRIC WORKS LTD230 citations96
US4686967AAug 18, 1987
Rocking massage chair
MATSUSHITA ELECTRIC WORKS LTD47 citations92
US5813727ASep 29, 1998
Massaging chair
MATSUSHITA ELECTRIC WORKS LTD30 citations90
US4363169ADec 14, 1982
Electric shaver
MATSUSHITA ELECTRIC WORKS LTD29 citations88
US4541305ASep 17, 1985
Speed reducer
MATSUSHITA ELECTRIC WORKS LTD17 citations80
US4475285AOct 9, 1984
Electric shaver having improved hair disposal system
MATSUSHITA ELECTRIC WORKS LTD24 citations76
US4561326ADec 31, 1985
Friction drive planetary roller type speed reducer
MATSUSHITA ELECTRIC WORKS LTD9 citations72