Sato; Katsuharu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sato; Katsuharu.The latest application filed is for "optical head having a prism for splitting a beam of light into two polarized light beams".
- Sato; Katsuharu - Saitama JP
- Sato; Katsuharu - Tokorozawa JP
| Patent | Date |
|---|---|
| Optical head having a prism for splitting a beam of light into two polarized light beams Grant 5,132,950 - Sato , et al. July 21, 1 | 1992-07-21 |
| Dual mode disk player/recorder Grant 4,773,052 - Sugiura , et al. September 20, 1 | 1988-09-20 |
| Error detecting system of video/audio disc player Grant 4,513,408 - Nomura , et al. April 23, 1 | 1985-04-23 |
| Optical pickup device for use in a video and/or audio disc player Grant 4,429,378 - Sato January 31, 1 | 1984-01-31 |
| Beam splitter optical system of signal pickup device Grant 4,406,520 - Sato September 27, 1 | 1983-09-27 |
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.
| 