HC

Hung Chih Chen

Applied Materials: 10 patents #13 of 912Top 2%
📍 New Taipei, CA: #3 of 49 inventorsTop 7%
Overall (2002): #1,734 of 266,432Top 1%
10
Patents 2002

Issued Patents 2002

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6494774 Carrier head with pressure transfer mechanism Steven M. Zuniga 2002-12-17
6450868 Carrier head with multi-part flexible membrane Steven M. Zuniga, Ming Kuie Tseng 2002-09-17
6436228 Substrate retainer Steven M. Zuniga 2002-08-20
6436828 Chemical mechanical polishing using magnetic force Steven M. Zuniga 2002-08-20
6431968 Carrier head with a compressible film Steven M. Zuniga 2002-08-13
6406361 Carrier head for chemical mechanical polishing Steven M. Zuniga 2002-06-18
6390908 Determining when to replace a retaining ring used in substrate polishing operations Steven M. Zuniga, Bret W. Adams, Manoocher Birang, Kean Chew 2002-05-21
6386955 Carrier head with a flexible membrane for a chemical mechanical polishing system Steven M. Zuniga, Manoocher Birang, Sen-Hou Ko 2002-05-14
6368191 Carrier head with local pressure control for a chemical mechanical polishing apparatus Steven M. Zuniga, Manoocher Birang, Kapila Wijekoon, Sen-Hou Ko 2002-04-09
6361420 Method of chemical mechanical polishing with edge control Steven M. Zuniga, Gopalakrishna B. Prabhu 2002-03-26