Chikusei
Japan
3
2010-04-08
The entities that hold a legal rights for patent applications filed by inventor Iijima Keisuke:
Keisuke Iijima from Chikusei, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Triplate line-to-waveguide transducer having spacer dimensions which are larger than waveguide dimensions
#2 | 2008-12-11Triple plate feeder—waveguide converter having a square resonance patch pattern
#3 | 2007-10-04Planar antenna module, triple plate planar, array antenna, and triple plate feeder-waveguide converter
6133923 ⎘