Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KC

Kevin Robert Charter — 5 Patents

Amazon: 5 patents #3,285 of 19,158Top 20%
Seattle, WA: #5,850 of 21,776 inventorsTop 30%
Washington: #19,692 of 76,902 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Kevin Robert Charter has been granted 5 US patents while listed as an inventor at Amazon. The first was granted in 2017 and the most recent in April 2025. Kevin Robert Charter ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Kevin Robert Charter in Seattle, WA, US.

Patents per Year

Patents granted per year, 2017 to 2025Bar chart with a peak of 1 patents in 2017.peak 12017: 1 patents20172019: 1 patents20192021: 1 patents20212024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12288561 Outcome-oriented dialogs on a speech recognition platform Jeff Bradley Beal, Ajay Gopalakrishnan, Sumedha Arvind Kshirsagar, Nishant Kumar 2025-04-29
11915707 Outcome-oriented dialogs on a speech recognition platform Jeff Bradley Beal, Ajay Gopalakrishnan, Sumedha Arvind Kshirsagar, Nishant Kumar 2024-02-27 $290,362,000
11037572 Outcome-oriented dialogs on a speech recognition platform Jeff Bradley Beal, Ajay Gopalakrishnan, Sumedha Arvind Kshirsagar, Nishant Kumar 2021-06-15 $269,309,000
10482884 Outcome-oriented dialogs on a speech recognition platform Jeff Bradley Beal, Ajay Gopalakrishnan, Sumedha Arvind Kshirsagar, Nishant Kumar 2019-11-19 $76,290,000
9721570 Outcome-oriented dialogs on a speech recognition platform Jeff Bradley Beal, Sumedha Arvind Kshirsagar, Nishant Kumar, Ajay Gopalakrishnan 2017-08-01 $37,384,000