IP Library › Granted Patent US 6,344,721
Granted Patent Utility
US 6,344,721 · Confirmation No. 1229

Semiconductor integrated circuit for brushless motor drive control and brushless motor drive control apparatus

Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2001-06-29 A.PE Preliminary Amendment 2 View
2001-06-19 SPEC Specification 52 View
2001-06-19 DRW Drawings-only black and white line drawings 12 View
2001-03-28 TRNA Transmittal of New Application 1 View
2001-03-28 SPEC Specification 28 View
2001-03-28 CLM Claims 6 View
2001-03-28 ABST Abstract 1 View
2001-03-28 DRW Drawings-only black and white line drawings 12 View
2001-03-28 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,344,721
App. No.
09/818,511
Filed
2001-03-28
Granted
2002-02-05
Pub. No.
US20010050542A1
Art Unit
2837
PTA
-102 days