DC

Derek Chen

IBM: 1 patents #1,781 of 5,214Top 35%
📍 Irvine, CA: #157 of 511 inventorsTop 35%
🗺 California: #7,981 of 26,868 inventorsTop 30%
Overall (2005): #212,990 of 245,428Top 90%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6884734 Vapor phase etch trim structure with top etch blocking layer Frederick Buehrer, William Chu, Scott W. Crowder, Sadanand V. Deshpande, David V. Horak +4 more 2005-04-26