IP Library Granted Patent US 6,285,521
Granted Patent Utility
US 6,285,521 · App. 09/276,255

Disk drive employing power source modulation for reducing power consumption

Inventor: Hakam D. Hussein
Patented Case View Patent ↗
Granted: Sep 4, 2001 Filed: Mar 25, 1999
Inventor
Hakam D. Hussein
Assignee (at issue)
WESTERN DIGITAL TECHNOLOGIES, INC.

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,285,521
App. No.
09/276,255
Filed
1999-03-25
Granted
2001-09-04
Kind
A