Oya; Akiyoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Oya; Akiyoshi.The latest application filed is for "electronic musical instrument employing time-sharing frequency modulation and variable control of harmonics".
- Oya; Akiyoshi - Hamamatsu JP
| Patent | Date |
|---|---|
| Electronic musical instrument employing time-sharing frequency modulation and variable control of harmonics Grant 5,025,702 - Oya June 25, 1 | 1991-06-25 |
| Electronic musical instrument Grant 4,643,066 - Oya February 17, 1 | 1987-02-17 |
| Timbre modulation circuit for electronic musical instruments Grant 4,492,142 - Oya , et al. January 8, 1 | 1985-01-08 |
| Chord generating apparatus of an electronic musical instrument Grant 4,381,689 - Oya May 3, 1 | 1983-05-03 |
| Electronic musical instrument with highest priority key tone production Grant 4,321,850 - Oya , et al. March 30, 1 | 1982-03-30 |
| Display device for automatic rhythm performance apparatus Grant 4,297,934 - Imamura , et al. November 3, 1 | 1981-11-03 |
| Key code data generator Grant 4,228,712 - Uchiyama , et al. October 21, 1 | 1980-10-21 |
| Electronic musical instrument with automatic arpeggio performance device Grant 4,217,804 - Yamaga , et al. August 19, 1 | 1980-08-19 |
| Electronic musical instrument Grant 4,192,211 - Yamaga , et al. March 11, 1 | 1980-03-11 |
| Electronic musical instrument exhibiting randomness in tone elements Grant 4,148,239 - Oya , et al. April 10, 1 | 1979-04-10 |
| Key assigner for use in electronic musical instrument Grant 4,134,320 - Oya January 16, 1 | 1979-01-16 |
| Electronic musical instrument Grant 4,041,826 - Oya August 16, 1 | 1977-08-16 |
| Key assigner Grant 3,981,217 - Oya September 21, 1 | 1976-09-21 |
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.
| 