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

Peng Zhang — 2 Patents in 2021

Amazon: 1 patents #1,401 of 4,535Top 35%
BCBeijing Sogou Technology Development Co.: 1 patents #6 of 19Top 35%
Los Angeles, CA: #274 of 1,742 inventorsTop 20%
California: #13,721 of 66,859 inventorsTop 25%
Overall (2021): #122,907 of 548,734Top 25%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10924835 Voice collection device Zhiyu Sun, Walayiding Wailibieke 2021-02-16
10904669 System for presentation of audio using wearable device Shahram Talakoub, Jianchun Dong, Yuwen Su, Xuan Zhong 2021-01-26 $288,265,000