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

Richard Du — 2 Patents

Amazon: 2 patents #7,232 of 19,158Top 40%
Cupertino, CA: #4,084 of 6,989 inventorsTop 60%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Richard Du has been granted 2 US patents while listed as an inventor at Amazon. The first was granted in 2023 and the most recent in August 2024. Richard Du ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Richard Du in Cupertino, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12073838 Access to multiple virtual assistants Naveen Bobbili, David Henry, Mark Vincent Mattione, Jyoti Chhabra 2024-08-27 $338,663,000
11763809 Access to multiple virtual assistants Naveen Bobbili, David Henry, Mark Vincent Mattione, Jyoti Chhabra 2023-09-19 $263,420,000