IP Library › Granted Patent US 6,759,827
Granted Patent Utility
US 6,759,827 · Confirmation No. 1213

CONTROL CIRCUIT OF BRUSH-LESS MOTOR, CONTROL CIRCUIT OF SENSOR-LESS BRUSH-LESS MOTOR, BRUSH-LESS MOTOR APPARATUS, SENSOR-LESS BRUSH-LESS MOTOR APPARATUS AND VACUUM PUMP APPARATUS

Inventor: Toshiaki Kawashima
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2004-03-26 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-03-26 LET. Miscellaneous Incoming Letter 1 View
2004-03-26 DRW Drawings-only black and white line drawings 32 View
2001-09-18 TRNA Transmittal of New Application 3 View
2001-09-18 SPEC Specification 138 View
2001-09-18 CLM Claims 15 View
2001-09-18 ABST Abstract 1 View
2001-09-18 DRW Drawings-only black and white line drawings 32 View
2001-09-18 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,759,827
App. No.
09/955,389
Filed
2001-09-18
Granted
2004-07-06
Pub. No.
US20020047683A1
Examiner
RO, BENTSU
Art Unit
2837
PTA
-190 days