Granted Patent
Utility
US 6,497,113 · App. 09/622,130
Refrigerator
Inventors:
Hiroshi Yamada, Hiroki Hamano, Akira Hyoudou, Yoshito Kimura, Haruhiko Iwai, Toshinori Noda, Kazuo Imai
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Nov 1, 2000
Inventors
Hiroshi Yamada
Hiroki Hamano
Akira Hyoudou
Yoshito Kimura
Haruhiko Iwai
Toshinori Noda
Kazuo Imai
Assignee (at issue)
Matsushita Refrigeration Company
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.