Kawarai; Masashige
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kawarai; Masashige.The latest application filed is for "optical transmission device and protection wavelength selection method".
- Kawarai; Masashige - Saitama JP
- Kawarai; Masashige - Kawasaki JP
- KAWARAI; Masashige - Kawasaki-shi JP
| Patent | Date |
|---|---|
| Optical transmission device and protection wavelength selection method Grant 9,800,326 - Shoji , et al. October 24, 2 | 2017-10-24 |
| Optical Transmission Device And Protection Wavelength Selection Method App 20170019167 - SHOJI; Takuma ; et al. | 2017-01-19 |
| Transmission apparatus and transmission method Grant 9,226,050 - Sugama , et al. December 29, 2 | 2015-12-29 |
| Transmission device and transmission method Grant 8,767,802 - Nagaki , et al. July 1, 2 | 2014-07-01 |
| Transmission Apparatus And Transmission Method App 20130330075 - SUGAMA; Koichi ; et al. | 2013-12-12 |
| Transmission Device And Transmission Method App 20120250739 - Nagaki; Yuichi ; et al. | 2012-10-04 |
| Transmission device Grant 7,706,268 - Kobayashi , et al. April 27, 2 | 2010-04-27 |
| Transmitting apparatus and channel speed varying method Grant 7,680,157 - Kawarai March 16, 2 | 2010-03-16 |
| Transmission Control Apparatus And Transmission Control Method App 20090245395 - SUZUKI; Isao ; et al. | 2009-10-01 |
| Network device provided with ethernet interface Grant 7,529,248 - Konuma , et al. May 5, 2 | 2009-05-05 |
| Transmission Device App 20080068984 - KOBAYASHI; Masato ; et al. | 2008-03-20 |
| Transmitting apparatus and channel speed varying method App 20070177635 - Kawarai; Masashige | 2007-08-02 |
| Optical communication system Grant 7,046,930 - Kawarai May 16, 2 | 2006-05-16 |
| Transmission apparatus and transmission system App 20060077991 - Kawarai; Masashige | 2006-04-13 |
| Network device provided with ethernet interface App 20050213512 - Konuma, Yoichi ; et al. | 2005-09-29 |
| Optical communication system App 20040247314 - Kawarai, Masashige | 2004-12-09 |
| Wavelength division multiplexing apparatus Grant 6,707,963 - Kawarai March 16, 2 | 2004-03-16 |
| Wavelength division multiplexing apparatus App 20020061165 - Kawarai, Masashige | 2002-05-23 |
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.
| 