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

John A. Backer — 8 Patents

Applied Materials: 7 patents #1,721 of 7,310Top 25%
SCSokudo Co.: 1 patents #34 of 74Top 50%
San Jose, CA: #7,614 of 32,062 inventorsTop 25%
California: #73,997 of 386,348 inventorsTop 20%
Overall (All Time): #652,882 of 4,157,543Top 20%
8 Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8550031 Cluster tool architecture for processing a substrate Tetsuya Ishikawa, Rick J. Roberts, Helen R. Armer, Leon Volfovski, Jay D. Pinson, II +10 more 2013-10-08
8215262 Cluster tool architecture for processing a substrate Tetsuya Ishikawa, Rick J. Roberts, Helen R. Armer, Leon Volfovski, Jay D. Pinson, II +10 more 2012-07-10
8181596 Cluster tool architecture for processing a substrate Tetsuya Ishikawa, Rick J. Roberts, Helen R. Armer, Leon Volfovski, Jay D. Pinson, II +10 more 2012-05-22
8146530 Cluster tool architecture for processing a substrate Tetsuya Ishikawa, Rick J. Roberts, Helen R. Armer, Leon Volfovski, Jay D. Pinson, II +10 more 2012-04-03
7925377 Cluster tool architecture for processing a substrate Tetsuya Ishikawa, Rick J. Roberts, Helen R. Armer, Leon Volfovski, Jay D. Pinson, II +10 more 2011-04-12
7743728 Cluster tool architecture for processing a substrate Tetsuya Ishikawa, Rick J. Roberts, Helen R. Armer, Leon Volfovski, Jay D. Pinson, II +10 more 2010-06-29
7694647 Cluster tool architecture for processing a substrate Tetsuya Ishikawa, Rick J. Roberts, Helen R. Armer, Leon Volfovski, Jay D. Pinson, II +10 more 2010-04-13
7357842 Cluster tool architecture for processing a substrate Tetsuya Ishikawa, Rick J. Roberts, Helen R. Armer, Leon Volfovski, Jay D. Pinson, II +10 more 2008-04-15