Inventor

WAN XUDONG

CN3 patents

⚠️ This page may combine multiple inventors who share the name “WAN XUDONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZHANG CHAO

2 patents

US8476085B1Jul 2, 2013

Method of fabricating dual trench isolated epitaxial diode array

ZHANG CHAO14 citations81

US9334583B2May 10, 2016

Method of preventing auto-doping during epitaxial layer growth by cleaning the reaction chamber with hydrogen chloride

ZHANG CHAO1 citations49

SEMICONDUCTOR MFG INT SHANGHAI

1 patent

US7989228B2Aug 2, 2011

Method and structure for sample preparation for scanning electron microscopes in integrated circuit manufacturing

SEMICONDUCTOR MFG INT SHANGHAI0 citations31