Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Deepak Kumar Challa — 7 Patents

Qualcomm: 7 patents #2,624 of 12,104Top 25%
San Diego, CA: #5,792 of 23,606 inventorsTop 25%
California: #83,669 of 386,348 inventorsTop 25%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Deepak Kumar Challa has been granted 7 US patents while listed as an inventor at Qualcomm. The first was granted in 2013 and the most recent in August 2020. Deepak Kumar Challa ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Deepak Kumar Challa in San Diego, CA, US.

Patents per Year

Patents granted per year, 2013 to 2020Bar chart with a peak of 3 patents in 2016.peak 32013: 1 patents20132016: 3 patents20162017: 2 patents20172020: 1 patents2020

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10755690 Directional noise cancelling headset with multiple feedforward microphones Asif Iqbal Mohammad, Catalin Lacatus, Louis Dominic Oliveira 2020-08-25 $24,156,000
9832587 Assisted near-distance communication using binaural cues Hyun Jin Park, Ren Li 2017-11-28 $14,104,000
9654874 Systems and methods for feedback detection Hyun Jin Park 2017-05-16 $7,321,000
9466282 Variable rate adaptive active noise cancellation Hyun Jin Park, Catalin Lacatus 2016-10-11 $12,750,000
9402132 Limiting active noise cancellation output Hyun Jin Park, Song Wang, Dinesh Ramakrishnan 2016-07-26 $14,537,000
9258661 Automated gain matching for multiple microphones Jimeng Zheng, Ian Ernan Liu, Dinesh Ramakrishnan 2016-02-09 $10,422,000
8600038 System and method for echo cancellation Asif Iqbal Mohammad, Steven L. Grant, Heejong Yoo 2013-12-03 $8,275,000