F27D 2099/0016
Different magnetic fields
Official title: {Different magnetic fields, e.g. two coils, different characteristics of the same coil along its length or different parts of the same coil used}
F27D2099/0016 (Different magnetic fields) appears on 16 US grants and 8 published applications in this corpus.
Search patents in F27D- Granted patents
- 16
- Published applications
- 8
- Assignees
- 14
- Inventors
- 27
- Latest grant
- 26 Feb 2008
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 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 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 5 |
| 2003 | 3 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Magnetic field reduction resistive heating elements26 Feb 2008US 7,335,864 B2MRL Industries, Inc.
- Electromagnetic stirring of a melting metal9 Sep 2003US 6,618,426 B1Centre National De La Recherche Scientifique
- Induction heating furnace and bottom tapping mechanism thereof14 Jan 2003US 6,507,598 B2Shinko Electric Co., Ltd.
- Induction heating furnace and bottom tapping mechanism thereof14 Jan 2003US 6,507,599 B2Shinko Electric Co., Ltd.
- Induction heating furnace and bottom tapping mechanism thereof26 Nov 2002US 6,487,234 B2Shinko Electric Co., Ltd.
- Cold crucible insert14 Jun 2018US 2018/0164036 A1Fluxtrol Inc.
- Magnetic field reduction resistive heating elements8 Feb 2007US 2007/0029305 A1MRL Industries, Inc.
- Induction furnace for heating granules17 Oct 2002US 2002/0148829 A1
- Induction heating furnace and bottom tapping mechanism thereof4 Jul 2002US 2002/0085613 A1Shinko Electric Co., Ltd.
- Induction heating furnace and bottom tapping mechanism thereof4 Jul 2002US 2002/0085614 A1Shinko Electric Co., Ltd.
Most cited
By later US patents
- Induction heating apparatus with PWM multiple zone heating control22US 5,349,167 AIndecctotherm Europe Limited · 1994
- Melting device by direct induction in a cold cage with supplementary electromagnetic confinement of the load17US 4,432,093 ASAPHYMO-STEL-Ste. d'Applications de la Physique Moderne et de l'Electronique · 1984
- Electromagnetic induction heating apparatus for heating elongated metal workpieces14US 5,510,600 AEA Technology Limited · 1996
- Melting of reactive metallic materials14US 6,004,368 AHitchiner Manufacturing Co., Inc. · 1999
- Induction heating furnace and bottom tapping mechanism thereof11US 6,307,875 B1Shinko Electric Co., Ltd. · 2001