Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10530032 | 90-degree hybrid circuit | Tomoyuki Ogawa | 2020-01-07 |
| 10403948 | Adjustable phase shifter including a signal conductor, a movable dielectric plate and a transformer unit, where the transformer unit defines overlapped and non-overlapped portions with respect to the signal conductor | Shinsuke Murano, Kei KAWANO | 2019-09-03 |
| 9525213 | Antenna device | — | 2016-12-20 |
| 8143970 | Phase shifter having a varying signal path length based on the rotation of the phase shifter | Young-Chan Moon, Nam-Il Kim | 2012-03-27 |
| 5583492 | Method and apparatus for monitoring inside a manhole | Yutaka Nakanishi, Shinichi Nakagawa, Yoshiaki Nakatsuru, Yasuyuki Hishida, Kimiharu Kanemaru | 1996-12-10 |