Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chris Ellingham — 3 Patents

SYSynopsys: 3 patents #460 of 2,302Top 20%
Mountain View, CA: #5,211 of 11,022 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
Chris Ellingham has been granted 3 US patents while listed as an inventor at Synopsys. The first was granted in 1999 and the most recent in August 2000. Chris Ellingham ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Chris Ellingham in Mountain View, CA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6106568 Hierarchical scan architecture for design for test applications James Beausang, Markus F. Robinson, Robert Walker 2000-08-22 $33,109,000
5949692 Hierarchical scan architecture for design for test applications James Beausang, Markus F. Robinson, Robert Walker 1999-09-07 $27,713,000
5903466 Constraint driven insertion of scan logic for implementing design for test within an integrated circuit design James Beausang, Robert Walker 1999-05-11 $15,026,000