Ohwada; Tetsu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ohwada; Tetsu.The latest application filed is for "bandstop filter".
- Ohwada; Tetsu - Tokyo JP
| Patent | Date |
|---|---|
| Bandstop filter having a main line and 1/4 wavelength resonators in proximity thereto Grant 7,671,707 - Ohwada , et al. March 2, 2 | 2010-03-02 |
| Bandstop filter App 20060250199 - Ohwada; Tetsu ; et al. | 2006-11-09 |
| High frequency module and antenna device Grant 7,019,706 - Yoneda , et al. March 28, 2 | 2006-03-28 |
| High frequency module and antenna device App 20050104686 - Yoneda, Naofumi ; et al. | 2005-05-19 |
| Low-pass filter Grant 6,624,728 - Miyazaki , et al. September 23, 2 | 2003-09-23 |
| Low-pass filter App 20020163405 - Miyazaki, Moriyasu ; et al. | 2002-11-07 |
| Impedance matching circuit and antenna apparatus using the same App 20020118075 - Ohwada, Tetsu ; et al. | 2002-08-29 |
| Antenna device provided with matching circuits adapted for reflection coefficients Grant 6,421,026 - Nishino , et al. July 16, 2 | 2002-07-16 |
| Antenna device provided with matching circuits adapted for reflection coefficients App 20020000949 - Nishino, Tamotsu ; et al. | 2002-01-03 |
| Low-pass filter Grant 6,255,920 - Ohwada , et al. July 3, 2 | 2001-07-03 |
| Antenna device Grant 6,172,656 - Ohwada , et al. January 9, 2 | 2001-01-09 |
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