Granted Patent
Utility
US 6,682,826 · App. 10/202,096
Magnetic recording medium, method of manufacturing therefor, and magnetic read/write apparatus
Inventors:
Kenji Shimizu, Akira Sakawaki, Hiro Mochizuki, Hiroshi Sakai, Soichi Oikawa, Takashi Hikosaka
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: Jul 25, 2002
Inventors
Kenji Shimizu
Akira Sakawaki
Hiro Mochizuki
Hiroshi Sakai
Soichi Oikawa
Takashi Hikosaka
Assignees (at issue)
Showa Denko K.K.
Kabushiki Kaisha Toshiba
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.