Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dan E. Hartzell — 1 Patent

Lockheed Martin: 1 patents #2,818 of 6,507Top 45%
Fort Worth, TX: #1,236 of 2,247 inventorsTop 60%
Texas: #74,151 of 125,132 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Dan E. Hartzell has been granted 1 US patent while listed as an inventor at Lockheed Martin. All of these patents were granted in 2016. Dan E. Hartzell ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Dan E. Hartzell in Fort Worth, TX, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9266140 Annular adhesive bead application Timothy Mathew Gunsell, Daniel Dario Lopez, Richard A. Luepke 2016-02-23 $33,603,000