Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Walkerton, CA ranks #21,512 worldwide for total patents filed in 2021, with 2 patents from 2 inventors. Leading employers of inventors based in Walkerton, CA include Osram Sylvania.

Showing 1–2 of 2 inventors

Rank Inventor Primary Company Patents
1 Jack W. MacDonnell 1
1 Liam O'Hagan Osram Sylvania 1