Granted Patent
Utility
US 6,827,752 · App. 10/333,643
Cerium oxide slurry, and method of manufacturing substrate
Inventors:
Haruki Nojo, Akitoshi Yoshida, Pascal Berar
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Mar 12, 2003
Inventors
Haruki Nojo
Akitoshi Yoshida
Pascal Berar
Assignee (at issue)
EKC Technology K.K.
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.