H01H 35/2621
The bias being magnetic
Official title: {the bias being magnetic}
H01H35/2621 (The bias being magnetic) appears on 4 US grants and 0 published applications in this corpus.
Search patents in H01H- Granted patents
- 4
- Published applications
- 0
- Assignees
- 4
- Inventors
- 6
- Latest grant
- 2 Jan 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Magnetic latching switch2 Jan 2007US 7,157,653 B1Deltrol Controls
- Differential pressure switch including a vertical diaphragm, a reed switch activated by a first magnet and additional magnets for positioning the diaphragm and the first magnet22 Dec 1992US 5,173,579 APrecision General, Inc.
- Device for influencing the reset value of a valve3 Jul 1990US 4,938,120 ASempell Aktiengesellschaft
- Diaphragm apparatus having a magnetically imparted hysteresis characteristic4 Jun 1985US 4,521,651 AMitsubishi Denki Kabushiki Kaisha
No published applications in this class yet.
Most cited
By later US patents
- Diaphragm apparatus having a magnetically imparted hysteresis characteristic5US 4,521,651 AMitsubishi Denki Kabushiki Kaisha · 1985
- Device for influencing the reset value of a valve3US 4,938,120 ASempell Aktiengesellschaft · 1990
- Magnetic latching switch2US 7,157,653 B1Deltrol Controls · 2007
- Differential pressure switch including a vertical diaphragm, a reed switch activated by a first magnet and additional magnets for positioning the diaphragm and the first magnet1US 5,173,579 APrecision General, Inc. · 1992