G01J 1/0437
Using masks, aperture plates, spatial light modulators, spatial filters
Official title: {using masks, aperture plates, spatial light modulators, spatial filters, e.g. reflective filters}
G01J1/0437 (Using masks, aperture plates, spatial light modulators, spatial filters) appears on 380 US grants and 373 published applications in this corpus.
Search patents in G01J- Granted patents
- 380
- Published applications
- 373
- Assignees
- 282
- Inventors
- 946
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
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| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 9 | 3 |
| 2002 | 3 | 2 |
| 2003 | 7 | 3 |
| 2004 | 1 | 4 |
| 2005 | 2 | 5 |
| 2006 | 4 | 2 |
| 2007 | 3 | 9 |
| 2008 | 12 | 8 |
| 2009 | 4 | 10 |
| 2010 | 5 | 8 |
| 2011 | 5 | 14 |
| 2012 | 8 | 14 |
| 2013 | 8 | 9 |
| 2014 | 20 | 24 |
| 2015 | 18 | 31 |
| 2016 | 16 | 27 |
| 2017 | 26 | 26 |
| 2018 | 32 | 22 |
| 2019 | 26 | 33 |
| 2020 | 27 | 22 |
| 2021 | 27 | 15 |
| 2022 | 10 | 17 |
| 2023 | 13 | 23 |
| 2024 | 13 | 20 |
| 2025 | 19 | 15 |
| 2026 | 8 | 7 |
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
- Automatic headlamp dimmer with optical baffle413US 5,124,549 ALectron Products, Inc. · 1992
- Apparatus and method for determining a distance to an object in a field for the controlled release of chemicals on plants, weeds, trees or soil and/or guidance of farm vehicles206US 5,585,626 APatchen, Inc. · 1996
- Electro-optic aperture for vehicular imaging system169US 6,426,492 B1Donnelly Corporation · 2002
- Optical detector168US 9,557,856 B2BASF SE · 2017
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