Inventor
SATO KIMIKATSU
JP5 patents
Patents
5 patentsUS5159321AOct 27, 1992
Pen-type computer input device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD109 citations95
US5027115AJun 25, 1991
Pen-type computer input device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD81 citations95
US5371516ADec 6, 1994
Pen-type computer input device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD66 citations92
US5210405AMay 11, 1993
Pen-type input device for computers having ball with rotational sensors
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations91
US5606571AFeb 25, 1997
Microwave powered gas laser apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73