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USPTO Patent Rankings Data through Dec 31, 2025
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Christo Frank Devaraj — 37 Patents

Amazon: 37 patents #219 of 19,158Top 2%
Seattle, WA: #503 of 21,776 inventorsTop 3%
Washington: #1,864 of 76,902 inventorsTop 3%
Overall (All Time): #88,321 of 4,157,543Top 3%
37 Patents All Time
Christo Frank Devaraj has been granted 37 US patents while listed as an inventor at Amazon. The first was granted in 2018 and the most recent in September 2025. Christo Frank Devaraj ranks #88,321 of 4,157,543 US inventors in our database (top 2.1%). Patent records list Christo Frank Devaraj in Seattle, WA, US.

Issued Patents All Time

Showing 1–25 of 37 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12424223 Voice-controlled communication requests and responses Tapas Kanti Roy, Brian Oliver 2025-09-23
12267286 Sharing of content Neelesh Deo Dani, Roopali Vasant Kaujalgi, Gerardo Montoya Velazquez, Micheal Arokiaraj Alexis Ponniah, Qin Iris Wang 2025-04-01
12100396 Indicator for voice-based communications Manish Kumar Dalmia, Tony Roy Hardie, Ran Mokady, Nick Ciubotariu, Sandra Lemon 2024-09-24 $576,506,000
12057115 Messaging from a shared device Venkata Krishnan Ramamoorthy, Gregory Michael Hart, Samuel S. Gigliotti, Scott Southwood, Ran Mokady +2 more 2024-08-06 $292,034,000
11968271 Sender and recipient disambiguation Christopher Geiger Parker, Sumedha Arvind Kshirsagar, James Alexander Stanton, Aaron Takayanagi Barnet, Venkatesh Kancharla +1 more 2024-04-23 $428,363,000
11812344 Outputting notifications using device groups Vikram Kumar Gundeti, James Marvin Freeman, II, Benjamin Jones 2023-11-07 $260,345,000
11810554 Audio message extraction Neil Christopher Fritz, Lakshya Bhagat, Scott Southwood, Katelyn Doran, Brett Lounsbury 2023-11-07 $260,345,000
11798559 Voice-controlled communication requests and responses Tapas Kanti Roy, Brian Oliver 2023-10-24 $217,954,000
11776541 Communicating announcements Farookh Mohammed, James Alexander Stanton, Brandon Taylor, Peter Chin, Mahesh Rajagopalan 2023-10-03 $186,162,000
11657812 Message playback using a shared device Brian Oliver, Sumedha Arvind Kshirsagar, Gregory Michael Hart, Ran Mokady 2023-05-23 $213,605,000
11632345 Message management for communal account Brandon Taylor, Chris G. Parker, Ran Mokady, Nancy Yi Liang, Blair Harold Beebe 2023-04-18 $399,170,000
11563708 Message grouping Sumedha Arvind Kshirsagar, Brian Oliver 2023-01-24 $267,686,000
11546434 Sender and recipient disambiguation Christopher Geiger Parker, Sumedha Arvind Kshirsagar, James Alexander Stanton, Aaron Takayanagi Barnet, Venkatesh Kancharla +1 more 2023-01-03 $177,580,000
11264030 Indicator for voice-based communications Manish Kumar Dalmia, Tony Roy Hardie, Ran Mokady, Nick Ciubotariu, Sandra Lemon 2022-03-01 $291,114,000
11232808 Adjusting speed of human speech playback Zhaoqing Ma, Tony Roy Hardie 2022-01-25 $166,517,000
11102624 Automated messaging Ryan Christopher Rapp, Douglas Vincent O'Dell, III, Kathryn L. Parker, Jonathan Leonard Da Silva, Ian Michael Menzies +1 more 2021-08-24 $237,177,000
11062711 Voice-controlled communication requests and responses Tapas Kanti Roy, Brian Oliver 2021-07-13 $258,153,000
11051139 Outputting notifications using device groups Vikram Kumar Gundeti, James Marvin Freeman, II, Benjamin Jones 2021-06-29 $321,192,000
11024303 Communicating announcements Farookh Mohammed, James Alexander Stanton, Brandon Taylor, Peter Chin, Mahesh Rajagopalan 2021-06-01 $261,917,000
10916243 Messaging from a shared device Venkata Krishnan Ramamoorthy, Gregory Michael Hart, Samuel S. Gigliotti, Scott Southwood, Ran Mokady +2 more 2021-02-09 $337,148,000
10848591 Sender and recipient disambiguation James Alexander Stanton, Sumedha Arvind Kshirsagar, Christopher Geiger Parker, Aaron Takayanagi Barnet, Venkatesh Kancharla +1 more 2020-11-24 $218,417,000
10811012 Message playback using a shared device Brian Oliver, Sumedha Arvind Kshirsagar, Gregory Michael Hart, Ran Mokady 2020-10-20 $221,169,000
10803856 Audio message extraction Neil Christopher Fritz, Lakshya Bhagat, Scott Southwood, Katelyn Doran, Brett Lounsbury 2020-10-13 $240,479,000
10706845 Communicating announcements Farookh Mohammed, James Alexander Stanton, Brandon Taylor, Peter Chin, Mahesh Rajagopalan 2020-07-07 $194,652,000
10616726 Outputing notifications using device groups James Marvin Freeman, II, Vikram Kumar Gundeti, Benjamin Jones 2020-04-07 $82,443,000