Tokyo
Japan
4
2011-08-25
The entities that hold a legal rights for patent applications filed by inventor Sumida Koichi:
Koichi Sumida from Tokyo, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
PPP TERMINATING EQUIPMENT, NETWORK EQUIPMENT AND METHOD OF RESPONDING TO LCP ECHO REQUIREMENT
#2 | 2010-04-22PPP terminating equipment, network equipment and method of responding to LCP echo requirement
#3 | 2007-10-18PPP terminating equipment, network equipment and method of responding to LCP echo requirement
#4 | 2007-07-31PPP terminating equipment, network equipment and method of responding to LCP echo requirement
3431635 ⎘