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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
PC

Polwin C. Chan — 2 Patents

RTX (Raytheon): 2 patents #5,352 of 15,912Top 35%
Monterey Park, CA: #107 of 275 inventorsTop 40%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Polwin C. Chan has been granted 2 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 2009 and the most recent in February 2011. Polwin C. Chan ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Polwin C. Chan in Monterey Park, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7888176 Stacked integrated circuit assembly Tse E. Wong, Samuel D. Tonomura, Stephen E. Sox, Timothy E. Dearden, Clifton Quan +1 more 2011-02-15 $6,722,000
7605477 Stacked integrated circuit assembly Tse E. Wong, Samuel D. Tonomura, Stephen E. Sox, Timothy E. Dearden, Clifton Quan +1 more 2009-10-20 $51,171,000