HE

Henry F. Erk

MM Memc Electronic Materials: 3 patents #3 of 59Top 6%
📍 Chesterfield, MO: #41 of 434 inventorsTop 10%
🗺 Missouri: #101 of 1,485 inventorsTop 7%
Overall (2002): #29,076 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6479386 Process for reducing surface variations for polished wafer Kan-Yin Ng, Yun-Biao Xin, Darrel Harris, James Jose, Stephen Hensiek +3 more 2002-11-12
6454635 Method and apparatus for a wafer carrier having an insert Guoqiang Zhang, Yun-Biao Xin 2002-09-24
6376335 Semiconductor wafer manufacturing process David Zhang, Kanyin Ng 2002-04-23