H01R 39/50
Barriers placed between brushes
H01R39/50 (Barriers placed between brushes) appears on 4 US grants and 4 published applications in this corpus.
Search patents in H01R- Granted patents
- 4
- Published applications
- 4
- Assignees
- 6
- Inventors
- 11
- Latest grant
- 13 Jan 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Device for preventing the establishment of an electric arc between two conductive elements13 Jan 2015US 8,933,337 B2Centre National D'Etudes Spatiales
- Brush seal12 Jan 2010US 7,644,928 B2MTU Aero Engines AG
- Brush protection in an electric motor9 Jan 1990US 4,893,043 AJohnson Electric Industrial Manufactory Limited
- Tomographic x-ray apparatus for the production of transverse layer images30 Aug 1983US 4,402,085 ASiemens Aktiengesellschaft
- Multi-Layer Brush10 Oct 2013US 2013/0264906 A1Johnson Electric S. A.
- Device for preventing the establishment of an electric arc between two conductive elements31 Mar 2011US 2011/0073349 A1Centre National D'Etudes Spatiales
- Vehicle alternator with improved brush device21 Aug 2008US 2008/0197746 A1Denso Corporation
- Brush seal24 Feb 2005US 2005/0040602 A1MTU Aero Engines AG
Most cited
By later US patents
- Tomographic x-ray apparatus for the production of transverse layer images11US 4,402,085 ASiemens Aktiengesellschaft · 1983
- Brush protection in an electric motor9US 4,893,043 AJohnson Electric Industrial Manufactory Limited · 1990
- Brush seal7US 7,644,928 B2MTU Aero Engines AG · 2010
- Device for preventing the establishment of an electric arc between two conductive elements1US 8,933,337 B2Centre National D'Etudes Spatiales · 2015