Inventor
ZHANG YING-HUA
US8 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG YING-HUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JDS UNIPHASE CORP
6 patentsUS6532774B2Mar 18, 2003
Method of providing a high level of rare earth concentrations in glass fiber preforms
JDS UNIPHASE CORP26 citations90
US6490889B1Dec 10, 2002
Method of forming a glass preform
JDS UNIPHASE CORP4 citations71
US6856739B2Feb 15, 2005
Optical fiber for resisting hydrogen-induced loss
JDS UNIPHASE CORP9 citations67
US6604388B1Aug 12, 2003
Solid state glass constituent delivery system
JDS UNIPHASE CORP1 citations60
US6523369B1Feb 25, 2003
Method of forming an optical fiber
JDS UNIPHASE CORP3 citations60
US6510710B1Jan 28, 2003
Multi-tube delivery system
JDS UNIPHASE CORP1 citations60