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

Chengyuan Ma — 4 Patents

Amazon: 3 patents #5,214 of 19,158Top 30%
Microsoft: 1 patents #24,968 of 40,388Top 65%
Bellevue, WA: #2,352 of 6,950 inventorsTop 35%
Washington: #23,275 of 76,902 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Chengyuan Ma has been granted 4 US patents while listed as an inventor at Amazon. The first was granted in 2018 and the most recent in March 2025. Chengyuan Ma ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Chengyuan Ma in Bellevue, WA, US.

Patents per Year

Patents granted per year, 2018 to 2025Bar chart with a peak of 1 patents in 2018.peak 12018: 1 patents20182022: 1 patents20222024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12254867 Spoken language understanding system Chenlei Guo, Xing Fan, Shuting Tang, Kai Wei 2025-03-18
11908452 Alternative input representations for speech inputs Sixing Lu, Chenlei Guo, Fangfu Li 2024-02-20 $388,742,000
11393456 Spoken language understanding system Chenlei Guo, Xing Fan, Shuting Tang, Kai Wei 2022-07-19 $173,831,000
10062374 Methods and apparatus for training a transformation component Xiaoqiang Xiao, Venkatesh Nagesha 2018-08-28 $31,205,000