Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Phil Maitland — 2 Patents

FEFerro: 2 patents #125 of 431Top 30%
Eccleshall, GB: #1 of 4 inventorsTop 25%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Phil Maitland has been granted 2 US patents while listed as an inventor at Ferro. The first was granted in 2017 and the most recent in August 2018. Phil Maitland ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Phil Maitland in Eccleshall, GB.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10047004 Method of forming durable glass enamel George E. Sakoske, Dietrich Speer, Walter Frank 2018-08-14 $9,013,000
9565772 Method of forming conductive trace George E. Sakoske, Dietrich Speer, Frank Walter, Robert P. Blonski, Srinivasan Sridharan 2017-02-07 $9,970,000