Granted Patent
Utility
US 6,757,115 · App. 09/878,924
Magnetic transfer apparatus and magnetic recording medium
Inventors:
Masaki Kondo, Mitsuo Kobayashi, Eiichi Fujisawa
Patented Case
View Patent ↗
Granted: Jun 29, 2004
Filed: Jun 13, 2001
Inventors
Masaki Kondo
Mitsuo Kobayashi
Eiichi Fujisawa
Assignees (at issue)
SUMITOMO ELECTRIC INDUSTRIES, LTD.
FUJI ELECTRIC CO., 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.