Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Taff — 3 Patents

ULUlvac: 2 patents #199 of 680Top 30%
Lam Research: 1 patents #1,379 of 2,128Top 65%
Brentwood, CA: #69 of 230 inventorsTop 30%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Robert Taff has been granted 3 US patents while listed as an inventor at Ulvac. The first was granted in 2004 and the most recent in July 2011. Robert Taff ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert Taff in Brentwood, CA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7976123 Rotatable printhead array Paul Argus Parks, Roy Matthew Patterson, David Albertalli, Cheuk Lee, Ben John Sy 2011-07-12
7963631 Printhead maintenance station David Albertalli, Oleg Gratchev 2011-06-21
6729945 Apparatus for controlling leading edge and trailing edge polishing Cangshan Xu, Jeff Gasparitsch, Kenneth J. Bahng, Paul H. Stasiewicz, Erik H. Engdahl 2004-05-04 $7,364,000