loadpatents
Patent applications and USPTO patent grants for Nakahara; Tsuneo.The latest application filed is for "logical operation element field emission emitter and logical operation circuit".
Patent | Date |
---|---|
Logical operation element field emission emitter and logical operation circuit Grant 7,432,521 - Tatsumi , et al. October 7, 2 | 2008-10-07 |
Optical waveguide incorporating submedia Grant 7,039,284 - Nakahara May 2, 2 | 2006-05-02 |
Logical operation element field emission emitter and logical operation circuit App 20060044036 - Tatsumi; Natsuo ;   et al. | 2006-03-02 |
Optical waveguide incorporating submedia App 20040136671 - Nakahara, Tsuneo | 2004-07-15 |
Traffic control system Grant 6,459,403 - Nakahara , et al. October 1, 2 | 2002-10-01 |
Optical information reading device Grant 4,315,245 - Nakahara , et al. February 9, 1 | 1982-02-09 |
Moving object communication control system Grant RE28,867 - Baba , et al. June 15, 1 | 1976-06-15 |
Wireless Communication System For Railway Vehicle Including An Open Type Transmission Line Mounted On A Radiowave Absorbent Support Grant 3,781,687 - Nakahara , et al. December 25, 1 | 1973-12-25 |
Circular Leaky Waveguide Train Communication System Grant 3,648,172 - Nakahara , et al. March 7, 1 | 1972-03-07 |
Moving Object Communication Control System Grant 3,629,707 - Baba , et al. December 21, 1 | 1971-12-21 |
Helical Waveguide With Varied Wall Impedance Zones Grant 3,601,720 - Nakahara , et al. August 24, 1 | 1971-08-24 |
Train Communications System Involving Fluid Signal Shielding Means Grant 3,590,383 - Nakahara , et al. June 29, 1 | 1971-06-29 |
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.