Y10S 320/20
Polarity
Y10S320/20 (Polarity) appears on 26 US grants and 1 published applications in this corpus.
Search patents in Y10S- Granted patents
- 26
- Published applications
- 1
- Assignees
- 10
- Inventors
- 32
- Latest grant
- 2 Mar 2004
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electronic unit and method for detecting a polarity inversion of the onboard power supply voltage in motor vehicles2 Mar 2004US 6,700,221 B2Bayerische Motoren Werke Aktiengesellschaft
- Apparatus for detecting cell reversal in rechargeable batteries30 Jun 1998US 5,773,958 AOvonic Battery Company, Inc.
- Vehicle battery charging system3 Jun 1997US 5,635,817 A
- Jumper ready battery25 May 1993US 5,214,368 A
- Solid state safety jumper cables23 Feb 1993US 5,189,359 A
Most cited
By later US patents