Inventor
GUAN KEJIAN
US6 patents
⚠️ This page may combine multiple inventors who share the name “GUAN KEJIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LIGHTWAVES 2020 INC
3 patentsUS7130121B2Oct 31, 2006
Erbium-doped fiber amplifier and integrated module components
LIGHTWAVES 2020 INC16 citations91
US7044660B2May 16, 2006
Erbium-doped fiber amplifier and integrated circuit module components
LIGHTWAVES 2020 INC19 citations91
US6922281B2Jul 26, 2005
Erbium-doped fiber amplifier and integrated module components
LIGHTWAVES 2020 INC10 citations72