Granted Patent
Utility
US 6,261,681 · App. 09/265,597
Magnetic recording medium
Inventors:
Michinobu Suekane, Makoto Imakawa, Takehiko Hiruma
Patented Case
View Patent ↗
Granted: Jul 17, 2001
Filed: Mar 10, 1999
Inventors
Michinobu Suekane
Makoto Imakawa
Takehiko Hiruma
Assignee (at issue)
Asahi Komag 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.