Granted Patent
Utility
US 5,825,793 · App. 08/656,875
Laser and laser applied units
Inventors:
Tsuyoshi Miyai, Satoshi Makio, Yasunori Furukawa, Masayoshi Sato
Patented Case
View Patent ↗
Granted: Oct 20, 1998
Filed: May 30, 1996
Inventors
Tsuyoshi Miyai
Satoshi Makio
Yasunori Furukawa
Masayoshi Sato
Assignee (at issue)
HITACHI, 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.