Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Pierson — 2 Patents

Lockheed Martin: 1 patents #2,818 of 6,507Top 45%
Kirkland, WA: #1,794 of 3,517 inventorsTop 55%
Washington: #35,700 of 76,902 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert Pierson has been granted 2 US patents while listed as an inventor at Lockheed Martin. The first was granted in 1981 and the most recent in November 2002. Robert Pierson ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert Pierson in Kirkland, WA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6476758 Flexible digital ranging system and method Christopher Chaput, Kenneth Edwin Ehlers, David Rowe, Jackson Ma 2002-11-05 $27,724,000
4274088 Portable alarm system Don Pierson 1981-06-16