Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Gregory Campbell — 2 Patents

STSeagate Technology: 2 patents #2,502 of 4,722Top 55%
Lyons, CO: #79 of 145 inventorsTop 55%
Colorado: #17,188 of 40,980 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Gregory Campbell has been granted 2 US patents while listed as an inventor at Seagate Technology. The first was granted in 2004 and the most recent in August 2005. Gregory Campbell ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Gregory Campbell in Lyons, CO, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6937428 Reducing actuator arm oscillation during settle mode in a disc drive servo system Hai T. Ho, Justin Won, Fadi Abou-Jaoude 2005-08-30 $7,041,000
6819521 Repeated runout position error compensation in a disc drive servo system Hai T. Ho, Justin Won, Mirmehdi L. Abrishamchian 2004-11-16 $13,969,000