Granted Patent
Utility
US 4,832,301 · App. 07/170,084
Hanger
Inventors:
Tsutomu Hiramoto, Satoshi Fukasawa, Takeshi Kubodera, Kimimoto Hirose, Sohji Shinozaki, Yoshitaka Yasufuku
Patented Case
View Patent ↗
Granted: May 23, 1989
Filed: Mar 14, 1988
Inventors
Tsutomu Hiramoto
Satoshi Fukasawa
Takeshi Kubodera
Kimimoto Hirose
Sohji Shinozaki
Yoshitaka Yasufuku
Assignee (at issue)
Konishiroku Photo Industry 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.