Granted Patent
Utility
US 5,291,742 · App. 07/849,661
Deodorizing device for refrigerator
Inventors:
Kenji Kawatani, Kazuaki Taki
Patented Case
View Patent ↗
Granted: Mar 8, 1994
Filed: Mar 10, 1992
Inventors
Kenji Kawatani
Kazuaki Taki
Assignees (at issue)
Matsushita Refrigeration Company
SUMITOMO ELECTRIC INDUSTRIES, 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.