David Zhao — 17 Patents at Amazon

David Zhao has been granted 17 US patents while listed as an inventor at Amazon. The first was granted in 2006 and the most recent in May 2025. David Zhao ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list David Zhao in Bellevue, WA, US.

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12308027	Device naming-indicator generation	Akshay Kumar, William Evan Welbourne	2025-05-20
11666409	Method for monitoring object flow within a surgical space during a surgery	Derek Amanatullah, Rahim Nazerali, Albert Haque	2023-06-06
11583360	Method for monitoring object flow within a surgical space during a surgery	Derek Amanatullah, Geoffrey Appelbloom, Rahim Nazerali	2023-02-21
11361764	Device naming-indicator generation	Akshay Kumar, William Evan Welbourne	2022-06-14	$200,999,000
D918609	Stool	—	2021-05-11
D898106	Projector screen	—	2020-10-06
D828433	Projector screen	—	2018-09-11
9258203	Monitoring computer performance metrics utilizing baseline performance metric filtering	Robert L. Goodwin, Adrian Tsang Kwong Chan, Chieh Wang, Michael V. Rykov	2016-02-09	$63,278,000
8755548	Ear mould and hearing aid with open in-ear receiving device	Jennifer J. Zhao	2014-06-17
8345068	Image-based document display	Robert L. Goodwin, Adrian Tsang Kwong Chan, Chieh Wang, Michael V. Rykov	2013-01-01
8234302	Controlling access to electronic content	Robert L. Goodwin, Adrian Tsang Kwong Chan, Chieh Wang, Michael V. Rykov	2012-07-31	$99,521,000
8112813	Interactive image-based document for secured data access	Robert L. Goodwin, Adrian Tsang Kwong Chan, Chieh Wang, Michael V. Rykov	2012-02-07	$163,366,000
7667719	Image-based document display	Robert L. Goodwin, Adrian Tsang Kwong Chan, Chieh Wang, Michael V. Rykov	2010-02-23	$267,272,000
7607508	Vehicle side collision occupant restraint system	Leonard Anthony Shaner, James Chih Cheng	2009-10-27	$56,729,000
7590530	Method and apparatus for improved estimation of non-stationary noise for speech enhancement	Willem Bastiaan Kleijn, Alexander Ypma, Bert Devries	2009-09-15
7448645	Contoured side impact airbag	James Bederka, Krish E. Aekbote, Leonard Anthony Shaner	2008-11-11	$3,934,000
6991257	Side airbag for a vehicle	Leonard Anthony Shaner, Nial James Wykes	2006-01-31	$9,659,000

David Zhao — 17 Patents

Issued Patents All Time

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