Inventor
YAMAKAWA MASATO
JP2 patents
Patents
2 patentsUS7242967B2Jul 10, 2007
Information providing apparatus, item sales data processor, storage medium storing computer program and computer program
TOSHIBA TEC KK12 citations73
US7146325B2Dec 5, 2006
Sales data processing system, portable electronic terminal, and home delivery receiving method
TOSHIBA TEC KK10 citations70