Inventor

SEIGENJI TAKASHI

JP3 patents

Patents

3 patents

US4855803AAug 8, 1989

Selectively definable semiconductor device

RICOH KK71 citations94

US4982201AJan 1, 1991

Thermal head

RICOH KK2 citations56

US5136306AAug 4, 1992

Thermal transfer printing apparatus with movable ink transfer pulling means

RICOH KK0 citations39