Inventor
CHA YONGHWA CHRIS
US9 patents
⚠️ This page may combine multiple inventors who share the name “CHA YONGHWA CHRIS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
APPLIED MATERIALS INC
6 patentsUS6740585B2May 25, 2004
Barrier formation using novel sputter deposition method with PVD, CVD, or ALD
APPLIED MATERIALS INC477 citations97
US7951637B2May 31, 2011
Back contact solar cells using printed dielectric barrier
APPLIED MATERIALS INC68 citations96
US7416979B2Aug 26, 2008
Deposition methods for barrier and tungsten materials
APPLIED MATERIALS INC95 citations95
US7611990B2Nov 3, 2009
Deposition methods for barrier and tungsten materials
APPLIED MATERIALS INC44 citations94
US6660135B2Dec 9, 2003
Staged aluminum deposition process for filling vias
APPLIED MATERIALS INC21 citations91
US6352620B2Mar 5, 2002
Staged aluminum deposition process for filling vias
APPLIED MATERIALS INC27 citations91
WEIDMAN TIMOTHY W
3 patentsUS8183081B2May 22, 2012
Hybrid heterojunction solar cell fabrication using a metal layer mask
WEIDMAN TIMOTHY W23 citations91
US8309446B2Nov 13, 2012
Hybrid heterojunction solar cell fabrication using a doping layer mask
WEIDMAN TIMOTHY W15 citations83
US8207005B2Jun 26, 2012
Forming solar cells using a patterned deposition process
WEIDMAN TIMOTHY W12 citations82