Granted Patent
Utility
US 6,754,023 · App. 09/859,531
Magnetic disk device with magnetic head supporting mechanism having integrated circuit mounted thereon
Inventors:
Mikio Tokuyama, Ryoichi Ichikawa, Shigeo Nakamura, Toshihiko Shimizu, Hiromitsu Masuda, Hiromitsu Tokisue
Patented Case
View Patent ↗
Granted: Jun 22, 2004
Filed: May 18, 2001
Inventors
Mikio Tokuyama
Ryoichi Ichikawa
Shigeo Nakamura
Toshihiko Shimizu
Hiromitsu Masuda
Hiromitsu Tokisue
Assignee (at issue)
HITACHI, 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.