Inventor

KOUDA MOTOHARU

JP2 patents

Patents

2 patents

US6654008B2Nov 25, 2003

Electronic whiteboard and penholder used for the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD43 citations90

US6575589B2Jun 10, 2003

Pen holder for interactive board

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations55