IP Library › Granted Patent US 6,667,598
Granted Patent Utility
US 6,667,598 · Confirmation No. 3356

CIRCUIT FOR GENERATING THREE-PHASE PWM SIGNAL

Inventor: Kazunari Shimohara
Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2003-08-25 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-01 LET. Miscellaneous Incoming Letter 1 View
2003-08-01 IDS Information Disclosure Statement (IDS) Form (SB08) 5 View
2003-08-01 FOR Foreign Reference 12 View
2003-08-01 FOR Foreign Reference 16 View
2002-03-28 TRNA Transmittal of New Application 6 View
2002-03-28 SPEC Specification 34 View
2002-03-28 CLM Claims 5 View
2002-03-28 ABST Abstract 1 View
2002-03-28 DRW Drawings-only black and white line drawings 10 View
2002-03-28 OATH Oath or Declaration filed 3 View
Monitor This Case
Get email alerts when status or documents change.
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 application's details
Quick Facts
Patent No.
US 6,667,598
App. No.
10/109,250
Filed
2002-03-28
Granted
2003-12-23
Pub. No.
US20020143425A1
Examiner
MASIH, KAREN
Art Unit
2837
PTA
0 days