Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Eric A. Sparks — 3 Patents

VTVlsi Technology: 2 patents #227 of 594Top 40%
San Jose, CA: #14,517 of 32,062 inventorsTop 50%
California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,636,297 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5985761 Method of making an integrated circuit structure with planarized layer Stacy W. Hall 1999-11-16
5640038 Integrated circuit structure with self-planarized layers Stacy W. Hall 1997-06-17
5600236 Converter and digital channel selector Mark W. Haley 1997-02-04