Granted Patent
Utility
US 6,084,897 · App. 09/029,490
Laser processing device and laser device
Inventors:
Osamu Wakabayashi, Tetsuo Shakushi
Patented Case
View Patent ↗
Granted: Jul 4, 2000
Filed: Feb 26, 1998
Inventors
Osamu Wakabayashi
Tetsuo Shakushi
Assignee (at issue)
KOMATSU 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.