G01J 3/0213
Using attenuators
Official title: {using attenuators}
G01J3/0213 (Using attenuators) appears on 143 US grants and 155 published applications in this corpus.
Search patents in G01J- Granted patents
- 143
- Published applications
- 155
- Assignees
- 136
- Inventors
- 404
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 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 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 2 |
| 2002 | 4 | 3 |
| 2003 | 2 | 1 |
| 2004 | 5 | 2 |
| 2005 | 1 | 3 |
| 2006 | 3 | 7 |
| 2007 | 3 | 5 |
| 2008 | 3 | 6 |
| 2009 | 9 | 6 |
| 2010 | 5 | 3 |
| 2011 | 2 | 5 |
| 2012 | 3 | 2 |
| 2013 | 6 | 5 |
| 2014 | 4 | 5 |
| 2015 | 3 | 9 |
| 2016 | 5 | 4 |
| 2017 | 3 | 5 |
| 2018 | 6 | 5 |
| 2019 | 6 | 16 |
| 2020 | 14 | 12 |
| 2021 | 8 | 10 |
| 2022 | 7 | 8 |
| 2023 | 7 | 16 |
| 2024 | 11 | 3 |
| 2025 | 11 | 9 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Optical shutter, spectrometer and method for spectral analysis122US 6,191,860 B1Orsense Ltd. · 2001
- Spectroscopic ellipsometer and polarimeter systems108US 7,633,625 B1J. A. Woollam Co. Inc. · 2009
- Apparatus for caries detection104US 8,077,949 B2Carestream Health, Inc. · 2011
- Method and apparatus for spectrum analysis and encoder102US 6,897,952 B1Advanced Photometrics, Inc. · 2005
- Optical probes and methods for spectral analysis58US 6,753,966 B2Textron Systems Corporation · 2004