Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dan Chambers — 2 Patents

E-E-Vision: 2 patents #17 of 31Top 55%
Roanoke, VA: #235 of 603 inventorsTop 40%
Virginia: #12,799 of 34,511 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Dan Chambers has been granted 2 US patents while listed as an inventor at E-Vision. The first was granted in 2018 and the most recent in November 2020. Dan Chambers ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Dan Chambers in Roanoke, VA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10838258 Liquid crystal alignment layers and method of fabrication Anita Trajkovska-Broach, David Boyd, Joseph O. Branham 2020-11-17
9939682 Liquid crystal alignment layers and method of fabrication Anita Trajkovska-Broach, David Boyd, Joseph O. Branham 2018-04-10