Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7268733 | High frequency glass antenna for automobiles | Yoshinobu Tsurume | 2007-09-11 |
| 6937198 | Glass antenna system for vehicles | Hiroshi Iijima, Ryokichi Doi | 2005-08-30 |
| 6292150 | Glass antenna device | Ryokichi Doi | 2001-09-18 |
| 5945957 | Window glass antenna apparatus | — | 1999-08-31 |
| 5933118 | Window glass antenna system | — | 1999-08-03 |
| 5821904 | Window glass antenna device | Yoshinori Matsuoka, Ryokichi Doi | 1998-10-13 |
| 5663737 | Window glass antenna for automobile telephone | — | 1997-09-02 |
| 5313217 | Window glass antenna for a motor vehicle | — | 1994-05-17 |