Piao; Yunfeng

Patent Applications and Registrations

Patent applications and USPTO patent grants for Piao; Yunfeng.The latest application filed is for "detecting presence based on wireless signal analysis".

Company Profile

3.13.5

Piao; Yunfeng - Kitchener CA
Piao; Yunfeng - Beijing CN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Detecting Presence Based on Wireless Signal Analysis App 20200371222 - Kravets; Oleksiy ; et al.	2020-11-26
Detecting presence based on wireless signal analysis Grant 10,393,866 - Kravets , et al. A	2019-08-27
Motion localization based on channel response characteristics Grant 10,380,856 - Devison , et al. A	2019-08-13
Motion Localization Based on Channel Response Characteristics App 20190147713 - Devison; Stephen Arnold ; et al.	2019-05-16
Motion detection based on filtered statistical parameters of wireless signals Grant 10,228,439 - Olekas , et al.	2019-03-12
Selecting wireless communication channels based on signal quality metrics Grant 10,111,228 - Griesdorf , et al. October 23, 2	2018-10-23
Motion localization based on channel response characteristics Grant 10,109,168 - Devison , et al. October 23, 2	2018-10-23
Motion detection based on machine learning of wireless signal properties Grant 10,108,903 - Piao , et al. October 23, 2	2018-10-23
Selecting Wireless Communication Channels Based on Signal Quality Metrics App 20180270821 - Griesdorf; Dustin ; et al.	2018-09-20
Motion detection based on groupings of statistical parameters of wireless signals Grant 10,048,350 - Piao , et al. August 14, 2	2018-08-14
Selecting wireless communication channels based on signal quality metrics Grant 10,004,076 - Griesdorf , et al. June 19, 2	2018-06-19
Categorizing motion detected using wireless signals Grant 9,927,519 - Omer , et al. March 27, 2	2018-03-27
Storing modem parameters for motion detection Grant 9,743,294 - Omer , et al. August 22, 2	2017-08-22
Detecting motion based on reference signal transmissions Grant 9,584,974 - Omer , et al. February 28, 2	2017-02-28
Mask plate and manufacturing method thereof Grant 8,298,728 - Piao , et al. October 30, 2	2012-10-30
Masking process using photoresist Grant 8,017,285 - Piao , et al. September 13, 2	2011-09-13
Mask Plate And Manufacturing Method Thereof App 20100040960 - PIAO; Yunfeng ; et al.	2010-02-18
Masking Process Using Photoresist App 20090130571 - Piao; Yunfeng ; et al.	2009-05-21

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