Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DM

David Martin — 2 Patents in 2018

Google: 1 patents #1,564 of 4,776Top 35%
Oakland, CA: #126 of 714 inventorsTop 20%
California: #12,239 of 60,411 inventorsTop 25%
Overall (2018): #155,717 of 503,207Top 35%
2 Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9981511 Tire traction devices 2018-05-29
9885789 Accounting for atmospheric and terrestrial obstacles in geographic positioning Fred P. Pighin, Daniel Joseph Filip, Scott Ettinger, Bryan Klingner 2018-02-06