Tatekawa; Kiyotaka
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tatekawa; Kiyotaka.The latest application filed is for "variable directivity antenna aparatus".
- Tatekawa; Kiyotaka - Kobe-shi JP
- Tatekawa; Kiyotaka - Kobe JP
| Patent | Date |
|---|---|
| Variable Directivity Antenna Aparatus App 20090015476 - Shibuya; Eiji ; et al. | 2009-01-15 |
| Variable directivity antenna and variable directivity antenna system using the antennas Grant 7,277,063 - Shirosaka , et al. October 2, 2 | 2007-10-02 |
| Signal receiving system Grant 7,084,829 - Shirosaka , et al. August 1, 2 | 2006-08-01 |
| Antenna apparatus Grant 7,071,891 - Shirosaka , et al. July 4, 2 | 2006-07-04 |
| Antenna apparatus App 20060044203 - Shirosaka; Toshiaki ; et al. | 2006-03-02 |
| Multiple frequency band antenna and signal receiving system using such antenna Grant 6,965,353 - Shirosaka , et al. November 15, 2 | 2005-11-15 |
| Variable directivity antenna apparatus and receiver system using such antenna apparatus Grant 6,914,558 - Shirosaka , et al. July 5, 2 | 2005-07-05 |
| Multiple frequency band antenna and signal receiving system using such antenna App 20050062667 - Shirosaka, Toshiaki ; et al. | 2005-03-24 |
| Signal receiving system App 20040196204 - Shirosaka, Toshiaki ; et al. | 2004-10-07 |
| Antenna system Grant 6,774,863 - Shirosaka , et al. August 10, 2 | 2004-08-10 |
| Antenna System App 20040102221 - Shirosaka, Toshiaki ; et al. | 2004-05-27 |
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