NI

Nancy Lynn Ishigo

CH Contentguard Holdings: 4 patents #22 of 45Top 50%
📍 Torrance, CA: #563 of 2,137 inventorsTop 30%
🗺 California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,237,392 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7907749 Multi-stage watermarking process and system Xin Wang, Steve Okamoto, Russell Robert Lear 2011-03-15
7609848 Multi-stage watermarking process and system Xin Wang, Steve Okamoto, Russell Robert Lear 2009-10-27
7184571 Multi-stage watermarking process and system Xin Wang, Steve Okamoto, Russell Robert Lear 2007-02-27
6912294 Multi-stage watermarking process and system Xin Wang, Steve Okamoto, Russell Robert Lear 2005-06-28