Inventor
BIN LU
JP3 patents
Patents
3 patentsUS6701095B1Mar 2, 2004
Office information system having a device which provides an operational message of the system when a specific event occurs
RICOH KK41 citations95
US7146111B2Dec 5, 2006
Office information system having a device which provides an operational message of the system when a specific event occurs
RICOH KK15 citations92
US6950613B2Sep 27, 2005
Office information system having a device which provides an operational message of the system when a specific event occurs
RICOH KK22 citations92