Granted Patent
Utility
US 5,775,341 · App. 08/829,817
Method for hair joining and hair-joining device used for the same
Inventors:
Tomoko Abe, Mutsumi Kawasaki
Patented Case
View Patent ↗
Granted: Jul 7, 1998
Filed: Mar 25, 1997
Inventors
Tomoko Abe
Mutsumi Kawasaki
Assignee (at issue)
ADERANS COMPANY LIMITED
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.