G01N 2021/6426
Determining fraunhofer lines
Official title: {Determining Fraunhofer lines}
G01N2021/6426 (Determining fraunhofer lines) appears on 8 US grants and 0 published applications in this corpus.
Search patents in G01N- Granted patents
- 8
- Published applications
- 0
- Assignees
- 5
- Inventors
- 10
- Latest grant
- 11 Dec 2001
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of deriving sunlight induced fluorescence from radiance measurements and devices for executing the method11 Dec 2001US 6,329,660 B1Dutsches Zentrum fur Luft-und Ramfahrt E.V.
- Spectral line discriminator for passive detection of fluorescence22 Oct 1996US 5,567,947 AAerodyne Research, Inc.
- Time domain Fraunhofer line discriminator29 Jan 1991US 4,988,196 ASperry Marine Inc.
- Optical device with adjusting means12 Sep 1989US 4,865,424 AAtlantic Richfield Company
- Off-chip time-delayed integration area array Fraunhofer line discriminator9 Feb 1988US 4,724,326 AThe Perkin-Elmer Corporation
No published applications in this class yet.
Most cited
By later US patents
- Spectral line discriminator for passive detection of fluorescence26US 5,567,947 AAerodyne Research, Inc. · 1996
- Temperature compensation means for a radiometer17US 4,687,335 AAtlantic Richfield Company · 1987
- Portable luminescence sensor11US 4,708,475 AAtlantic Richfield Company · 1987
- Off-chip time-delayed integration area array Fraunhofer line discriminator10US 4,724,326 AThe Perkin-Elmer Corporation · 1988
- Optical device with adjusting means7US 4,865,424 AAtlantic Richfield Company · 1989