Granted Patent
Utility
US 6,110,534 · App. 08/901,341
Method and apparatus for modifying surface material
Inventors:
Tadahiro Ohmi, Yoshinori Nakagawa
Patented Case
View Patent ↗
Granted: Aug 29, 2000
Filed: Jul 28, 1997
Inventors
Tadahiro Ohmi
Yoshinori Nakagawa
Assignee (at issue)
Tadahiro Ohmi
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.