G01N 2021/395
Using a topographic target
Official title: {using a topographic target}
G01N2021/395 (Using a topographic target) appears on 8 US grants and 2 published applications in this corpus.
Search patents in G01N- Granted patents
- 8
- Published applications
- 2
- Assignees
- 7
- Inventors
- 22
- Latest grant
- 18 Sep 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 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 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- System and method for simultaneous detection of a gas using a mode-locked based transmitter18 Sep 2012US 8,269,971 B1Exelis, Inc.
- System and method for multi-target fluid concentration detection and mapping24 Mar 2009US 7,508,520 B1ITT Manufacturing Enterprises, Inc.
- Laser radar apparatus having multiple output wavelengths25 Mar 2008US 7,349,094 B2Qinetiq Limited
- Mobile remote detection device and remote detection method for methane gas accumulations25 Dec 2007US 7,312,452 B2Deutsches Zentrum für Luft- und Raumfahrt e. V.
- Hazardous air pollutants monitor19 Sep 1995US 5,451,787 AWestinghouse Electric Corp.
Most cited
By later US patents
- Portable remote laser sensor for methane leak detection78US 4,489,239 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1984
- Remote hazardous air pullutants monitor61US 5,373,160 AWestinghouse Electric Corp. · 1994
- Hazardous air pollutants monitor54US 5,451,787 AWestinghouse Electric Corp. · 1995
- System and method for simultaneous detection of a gas using a mode-locked based transmitter33US 8,269,971 B1Exelis, Inc. · 2012
- Method and apparatus for detecting a tracer gas using a single laser beam25US 4,853,543 A1989