Y10S 388/905
Armature and field windings connected in series, i.e. series motor
Y10S388/905 (Armature and field windings connected in series, i.e. series motor) appears on 6 US grants and 1 published applications in this corpus.
Search patents in Y10S- Granted patents
- 6
- Published applications
- 1
- Assignees
- 4
- Inventors
- 8
- Latest grant
- 11 Feb 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- H-bridge motor driving circuit11 Feb 2003US 6,518,723 B2NEC Corporation
- Electric drive system and method3 Oct 2000US 6,127,791 A
- Speed limiting circuit for universal type series or compound electric motor19 Oct 1993US 5,254,913 A
- Universal series motor with speed limiting circuit to protect the motor from overspeeding during relatively-small loads14 May 1991US 5,015,928 A
- Chopper control system17 Aug 1982US 4,345,190 AHitachi, Ltd.
Most cited
By later US patents
- Universal series motor with speed limiting circuit to protect the motor from overspeeding during relatively-small loads7US 5,015,928 A1991
- H-bridge motor driving circuit6US 6,518,723 B2NEC Corporation · 2003
- Speed limiting circuit for universal type series or compound electric motor4US 5,254,913 A1993
- Chopper control system3US 4,345,190 AHitachi, Ltd. · 1982
- Electric drive system and method3US 6,127,791 A2000