Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
AI

A. Chris Irvine — 4 Patents

Qualcomm: 4 patents #3,802 of 12,104Top 35%
Bonsall, CA: #21 of 43 inventorsTop 50%
California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,241,429 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7649939 Apparatus and method for decoding and computing a discrete cosine transform using a butterfly processor Judith LaRocca, Jeffrey A. Levin 2010-01-19
6912070 Sub-optimal variable length coding Senthil Govindaswamy, Jeff Levin 2005-06-28
6876704 Apparatus and method for encoding and computing a discrete cosine transform using a butterfly processor Judith LaRocca, Jeffrey A. Levin 2005-04-05
6870885 Apparatus and method for decoding and computing a discrete cosine transform using a butterfly processor Judith LaRocca, Jeffrey A. Levin 2005-03-22