Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7872609 | Circular waveguide antenna and circular waveguide array antenna | Hok Huor Ou, Seiji Nishi, Hiroyo Ogawa, Kiyoshi Hamaguchi | 2011-01-18 |
| 7869668 | Method for generating carrier residual signal and its device | Yoshihiro Hashimoto, Kaoru Higuma, Junichiro Ichikawa, Shingo Mori, Hiroyo Ogawa | 2011-01-11 |