Inventor
NAKAHARA TSUNEO
JP6 patents
Patents
6 patentsUS4315245AFeb 9, 1982
Optical information reading device
SUMITOMO ELECTRIC INDUSTRIES125 citations95
US7039284B2May 2, 2006
Optical waveguide incorporating submedia
SUMITOMO ELECTRIC INDUSTRIES30 citations90
US4123483AOct 31, 1978
Manufacturing method of an optical waveguide
SUMITOMO ELECTRIC INDUSTRIES30 citations81
US4088388AMay 9, 1978
O-Type optical waveguide
SUMITOMO ELECTRIC INDUSTRIES9 citations72
US6459403B1Oct 1, 2002
Traffic control system
SUMITOMO ELECTRIC INDUSTRIES11 citations71
US7432521B2Oct 7, 2008
Logical operation element field emission emitter and logical operation circuit
SUMITOMO ELECTRIC INDUSTRIES0 citations51