Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483465 | Circularly polarized wave antenna and manufacturing method therefor | Kazunari Kawahata, Atsuyuki Yuasa, Hisashi Akiyama | 2002-11-19 |
| 6437744 | Circularly polarized wave antenna device | Hisashi Akiyama, Kazunari Kawahata, Atsuyuki Yuasa | 2002-08-20 |