Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ming Xi Chan — 2 Patents

QTQuester Technology: 2 patents #4 of 16Top 25%
Milpitas, CA: #1,629 of 3,192 inventorsTop 55%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Ming Xi Chan has been granted 2 US patents while listed as an inventor at Quester Technology. All of these patents were granted in 2000. Ming Xi Chan ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ming Xi Chan in Milpitas, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6114227 Chamber for reducing contamination during chemical vapor deposition David Leksell, Joseph P. Ellul, Jeanne Luce, David Thomas Ryan, Iqbal Shareef +3 more 2000-09-05
6079353 Chamber for reducing contamination during chemical vapor deposition David Leksell, Joseph P. Ellul, Jeanne Luce, David Thomas Ryan, Iqbal Shareef +2 more 2000-06-27