Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Douglas E. Freeman — 3 Patents

The Boeing: 3 patents #3,887 of 15,756Top 25%
Lorain, OH: #50 of 147 inventorsTop 35%
Ohio: #23,545 of 73,341 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Douglas E. Freeman has been granted 3 US patents while listed as an inventor at The Boeing. The first was granted in 2015 and the most recent in May 2020. Douglas E. Freeman ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Douglas E. Freeman in Lorain, OH, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10647074 Light weight thermoplastic flex foam and hybrid duct system Walter Forrest Frantz, Jayant D. Patel, Douglas D. Maben, Bruce Whitman 2020-05-12 $25,835,000
9669593 Light weight thermoplastic flex foam and hybrid duct system Walter Forrest Frantz, Jayant D. Patel, Douglas D. Maben, Bruce Whitman 2017-06-06 $16,790,000
9168708 Method of forming a light weight thermoplastic flex foam and hybrid duct system Walter Forrest Frantz, Jayant D. Patel, Douglas D. Maben, Bruce Whitman 2015-10-27 $21,786,000