Granted Patent
Utility
US 6,703,613 · App. 09/988,339
Energy spectrum measuring apparatus, electron energy loss spectrometer, electron microscope provided therewith, and electron energy loss spectrum measuring method
Inventors:
Kazutoshi Kaji, Takashi Aoyama, Shunroku Taya, Shigeto Isakozawa
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: Nov 19, 2001
Inventors
Kazutoshi Kaji
Takashi Aoyama
Shunroku Taya
Shigeto Isakozawa
Assignees (at issue)
HITACHI, LTD.
Hitachi High-Technologies 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.