Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Lu — 3 Patents

IBM: 3 patents #26,335 of 70,183Top 40%
San Jose, CA: #14,697 of 32,062 inventorsTop 50%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
David Lu has been granted 3 US patents while listed as an inventor at IBM. The first was granted in 2003 and the most recent in April 2004. David Lu ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list David Lu in San Jose, CA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6717528 System and method for dynamic feedback projection from a hand-held pointing device Winslow Scott Burleson, John Martin Mullaly 2004-04-06 $9,984,000
6686881 Wireless identification and tracking using magnetic fields Thomas G. Zimmerman 2004-02-03 $8,997,000
6542717 System and method for optimizing personal area network (PAN) electrostatic communication Thomas G. Zimmerman, Richard C. Allen, Florian Vogt 2003-04-01 $11,931,000