Oohashi; Hiromi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Oohashi; Hiromi.The latest application filed is for "wavelength tunable semiconductor laser device, controller for the same, and control method for the same".
- Oohashi; Hiromi - Atsugi JP
- Oohashi; Hiromi - Kanagawa-ken JP
- Oohashi; Hiromi - Kanagawa JP
| Patent | Date |
|---|---|
| Wavelength tunable semiconductor laser device, controller for the same, and control method for the same Grant 7,961,769 - Fujiwara , et al. June 14, 2 | 2011-06-14 |
| Wavelength Tunable Semiconductor Laser Device, Controller for the Same, and Control Method for the Same App 20100103963 - Fujiwara; Naoki ; et al. | 2010-04-29 |
| Optical amplifier Grant 7,262,905 - Shibata , et al. August 28, 2 | 2007-08-28 |
| Optical amplifier Grant 7,221,500 - Shibata , et al. May 22, 2 | 2007-05-22 |
| Optical amplifier App 20060268399 - Shibata; Yasuo ; et al. | 2006-11-30 |
| Optical amplifier App 20060232851 - Shibata; Yasuo ; et al. | 2006-10-19 |
| Optical amplifier Grant 7,088,501 - Shibata , et al. August 8, 2 | 2006-08-08 |
| Semiconductor optical amplifier characteristic evaluation method and apparatus Grant 6,728,025 - Magari , et al. April 27, 2 | 2004-04-27 |
| Semiconductor optical amplifier characteristic evaluation method and apparatus App 20030099033 - Magari, Katsuaki ; et al. | 2003-05-29 |
| Optical amplifier App 20030067678 - Shibata, Yasuo ; et al. | 2003-04-10 |
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.
| 