Granted Patent
Utility
US 6,672,528 · App. 10/285,493
Magnetic tape cartridge
Inventors:
Kiyoo Morita, Hideaki Shiga, Daisuke Takahashi, Yusuke Ishihara, Seiji Tsuyuki
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Nov 1, 2002
Inventors
Kiyoo Morita
Hideaki Shiga
Daisuke Takahashi
Yusuke Ishihara
Seiji Tsuyuki
Assignee (at issue)
Fujitsu Limited
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.