Poway, California
United States
3
2011-03-03
The entities that hold a legal rights for patent applications filed by inventor Usui Hirofumi:
Hirofumi Usui from Poway, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Bi-directional remote control unit and method of using the same
#2 | 2010-02-18Bi-directional remote control unit and method of using the same
#3 | 2009-10-20Bi-directional remote control unit and method of using the same
3350150 ⎘