Ohta; Yoshizumi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ohta; Yoshizumi.The latest application filed is for "panel-typed loud speaker and an exciter therefor".
- Ohta; Yoshizumi - Fujiyoshida JP
- Ohta; Yoshizumi - Fujiyoshida-shi JP
- Ohta; Yoshizumi - Yamanashi JP
- Ohta; Yoshizumi - Yamanashi-ken JP
| Patent | Date |
|---|---|
| Panel-typed loud speaker and an exciter therefor Grant 7,764,804 - Ohta , et al. July 27, 2 | 2010-07-27 |
| Panel-typed loud speaker and an exciter therefor App 20070053531 - Ohta; Yoshizumi ; et al. | 2007-03-08 |
| Case for containing electrical instrument Grant 7,181,040 - Ohta February 20, 2 | 2007-02-20 |
| Speaker and method for manufacturing the speaker App 20060177092 - Ohta; Yoshizumi | 2006-08-10 |
| Electro-dynamic exciter App 20060072248 - Watanabe; Shigehisa ; et al. | 2006-04-06 |
| Electrical acoustic converter Grant 7,010,142 - Kuwabara , et al. March 7, 2 | 2006-03-07 |
| Speaker for an electronic instrument Grant 6,845,168 - Kuwabara , et al. January 18, 2 | 2005-01-18 |
| Speaker for an electronic instrument Grant 6,795,563 - Ohta September 21, 2 | 2004-09-21 |
| Case for containing electrical instrument App 20040170298 - Ohta, Yoshizumi | 2004-09-02 |
| Speaker Grant 6,751,332 - Kobayashi , et al. June 15, 2 | 2004-06-15 |
| Electrical acoustic converter App 20040105564 - Kuwabara, Atsushi ; et al. | 2004-06-03 |
| Microspeaker Grant 6,690,809 - Miyamoto , et al. February 10, 2 | 2004-02-10 |
| Speaker for an electronic instrument App 20030194105 - Kuwabara, Atsushi ; et al. | 2003-10-16 |
| Connecting device for connecting a sound producing device to an electronic equipment Grant 6,504,940 - Omata , et al. January 7, 2 | 2003-01-07 |
| Electromagnetic sound generator Grant 6,476,710 - Togawa , et al. November 5, 2 | 2002-11-05 |
| Microspeaker Grant 6,400,825 - Miyamoto , et al. June 4, 2 | 2002-06-04 |
| Speaker App 20020064293 - Kobayashi, Takashi ; et al. | 2002-05-30 |
| Microspeaker App 20020054691 - Miyamoto, Kazumi ; et al. | 2002-05-09 |
| Microspeaker App 20020054688 - Miyamoto, Kazumi ; et al. | 2002-05-09 |
| Electromagnetic sound generator App 20010033224 - Togawa, Shinichi ; et al. | 2001-10-25 |
| Speaker for an electronic instrument App 20010033672 - Ohta, Yoshizumi | 2001-10-25 |
| Loudspeaker with a socket Grant D446,785 - Ohta August 21, 2 | 2001-08-21 |
| Connecting device for connecting a sound producing device to an electronic equipment App 20010004398 - Omata, Hajime ; et al. | 2001-06-21 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 