Granted Patent
Utility
US 6,544,484 · App. 09/596,159
Aerosol charge adjusting apparatus employing a corona discharge
Inventors:
Stanley L. Kaufman, Frank D. Dorman
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Jun 16, 2000
Inventors
Stanley L. Kaufman
Frank D. Dorman
Assignee (at issue)
TSI Group Co., Ltd.
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.