Granted Patent
Utility
US 5,075,949 · App. 07/701,846
Method of manufacturing slide fasteners
Inventors:
Makoto Yamazaki, Kazuki Kuse, Tatsuo Ito
Patented Case
View Patent ↗
Granted: Dec 31, 1991
Filed: May 17, 1991
Inventors
Makoto Yamazaki
Kazuki Kuse
Tatsuo Ito
Assignee (at issue)
Yoshida Kogyo K.K.
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.