Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Doumen, CN ranks #79,594 worldwide for total patents filed all time, with 3 patents from 2 inventors. Leading employers of inventors based in Doumen, CN include Flex, Flextronics Ap.

Showing 1–2 of 2 inventors

Rank Inventor Primary Company Patents
1 Weineng Jiang Flex 2
2 Marlon M. Lalican Flextronics Ap 1