Granted Patent
Utility
US 6,437,050 · App. 09/970,830
Nano-particle preparation and applications
Inventors:
James Krom, Xiaorong Wang
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Oct 4, 2001
Inventors
James Krom
Xiaorong Wang
Assignee (at issue)
BRIDGESTONE CORPORATION
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.