Y10S 323/903
Precipitators
Y10S323/903 (Precipitators) appears on 136 US grants and 21 published applications in this corpus.
Search patents in Y10S- Granted patents
- 136
- Published applications
- 21
- Assignees
- 83
- Inventors
- 200
- Latest grant
- 10 Jul 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 6 | 0 |
| 1983 | 8 | 0 |
| 1984 | 9 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 11 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 3 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 4 | 5 |
| 2007 | 3 | 3 |
| 2008 | 5 | 6 |
| 2009 | 3 | 1 |
| 2010 | 5 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- System and method for locating sparks in electrostatic precipitators10 Jul 2012US 8,216,341 B2Babcock & Wilcox Power Generation Group, Inc.
- Air treatment apparatus having a voltage control device responsive to current sensing16 Nov 2010US 7,833,322 B2Sharper Image Acquisition LLC
- Ionization detector for electrically enhanced air filtration systems19 Oct 2010US 7,815,719 B2StrionAir, Inc.
- Dual-filter electrically enhanced air-filtration apparatus and method19 Oct 2010US 7,815,720 B2StrionAir, Inc.
- Control device and control method for an electrostatic filter with a configurable number of parallel and serial filter zones15 Jun 2010US 7,736,418 B2Siemens Aktiengesellschaft
- System and method for locating sparks in electrostatic precipitators13 May 2010US 2010/0116127 A1General Electric Company
- Control Device and Control Method for an Electrostatic Filter With a Configurable Number of Parallel and Serial Filter Zones22 Oct 2009US 2009/0260520 A1Siemens Aktiengesellschaft
- Discharge Device and Air Purification Device25 Dec 2008US 2008/0314251 A1Daikin Industries, Ltd.
- Ionization detector for electrically enhanced air filtration systems28 Aug 2008US 2008/0202335 A1StrionAir, Inc.
- Method and apparatus for the acceleration of an electromagnetic rapper21 Aug 2008US 2008/0196579 A1ALSTOM Technology Ltd
Most cited
By later US patents
- Electrokinetic transducing methods and apparatus and systems comprising or utilizing the same130US 4,789,801 AZenion Industries, Inc. · 1988
- Miniature air purifier126US 5,484,472 A1996
- Portable personal corona discharge device for destruction of airborne microbes and chemical toxins111US 5,667,564 AWein Products, Inc. · 1997
- Power supply with arcing control and automatic overload protection106US 4,651,264 ATrion Corporation · 1987
- Electrostatic precipitator and method95US 3,984,215 AHudson Pulp & Paper Corp. · 1976