Tokyo
Japan
3
2006-11-21
The entities that hold a legal rights for patent applications filed by inventor Sakaguchi Ikuo:
Ikuo Sakaguchi from Tokyo, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Portable telephone set with interference detecting and warning function displayed with indication of type of radio interference fault
#2 | 2005-08-23Portable telephone set for detecting radio wave interference on switched perch channels and displaying interference warning
#3 | 2005-05-24Card verification system and card verification method
7387357 ⎘