Granted Patent
Utility
US 6,821,679 · App. 10/346,865
Fabrication method of LiCoO2 nano powder by surface modification of precursor
Inventors:
Young-Soo Yoon, Won Kook Choi, Ho-Young Park
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Jan 17, 2003
Inventors
Young-Soo Yoon
Won Kook Choi
Ho-Young Park
Assignee (at issue)
Korea Institute of Science and Technology
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.