Granted Patent
Utility
US 6,008,497 · App. 09/029,218
Laser appartus
Inventors:
Hakaru Mizoguchi, Osamu Wakabayashi, Yukio Kobayashi, Yoshiho Amada, Tatsuo Mimura
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Feb 25, 1998
Inventors
Hakaru Mizoguchi
Osamu Wakabayashi
Yukio Kobayashi
Yoshiho Amada
Tatsuo Mimura
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.