Qi; Fu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Qi; Fu.The latest application filed is for "spatial location positioning method and system for elevator and elevator".
- Qi; Fu - Shanghai CN
| Patent | Date |
|---|---|
| Spatial Location Positioning Method And System For Elevator And Elevator App 20220194738 - Qi; Fu ; et al. | 2022-06-23 |
| Locating Failure Of Landing Door Safety Circuit App 20220017329 - Li; BiChun ; et al. | 2022-01-20 |
| Elevator service requesting based on social media application module Grant 10,645,543 - Chen , et al. | 2020-05-05 |
| Elevator Service Requesting Based On Social Media Application Module App 20190349724 - Chen; Hui ; et al. | 2019-11-14 |
| Communication For Elevator Service Request App 20190330010 - Li; Kai ; et al. | 2019-10-31 |
| Wireless Signal Device, System And Method For Elevator Service Request App 20190330012 - Chen; Hui ; et al. | 2019-10-31 |
| Wireless Signal Device, System And Method For Elevator Service Request App 20190292010 - Li; Kai ; et al. | 2019-09-26 |
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.
| 