Granted Patent
Utility
US 5,617,435 · App. 08/404,995
Lasing system with wavelength-conversion waveguide
Inventors:
Hideo Nagai, Toru Takayama, Masahiro Kume, Akio Yoshikawa
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: Mar 16, 1995
Inventors
Hideo Nagai
Toru Takayama
Masahiro Kume
Akio Yoshikawa
Assignee (at issue)
Matsushita Electronics Corporation
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.