IP Library › Patent Application 09763508
Patent Application Utility PCT National Stage
App. No. 09/763,508 · Confirmation No. 8687

METHOD OF DRIVING HEAD, HEAD DRIVING DEVICE AND DISC DRIVING APPARATUS USING THE SAME METHOD AND DEVICE

Inventor: Shuhei Okada
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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2001-07-09 LET. Miscellaneous Incoming Letter 30 View
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Quick Facts
App. No.
09/763,508
Filed
2001-07-09
Granted
2003-08-19
Examiner
DANG, KHANH
Art Unit
2837
PTA
-120 days