H04N 1/0284
In combination with a light integrating, concentrating or diffusing cavity
Official title: {in combination with a light integrating, concentrating or diffusing cavity}
H04N1/0284 (In combination with a light integrating, concentrating or diffusing cavity) appears on 101 US grants and 68 published applications in this corpus.
Search patents in H04N- Granted patents
- 101
- Published applications
- 68
- Assignees
- 47
- Inventors
- 162
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 2 |
| 2003 | 6 | 3 |
| 2004 | 3 | 3 |
| 2005 | 2 | 7 |
| 2006 | 3 | 4 |
| 2007 | 2 | 1 |
| 2008 | 2 | 3 |
| 2009 | 4 | 11 |
| 2010 | 3 | 0 |
| 2011 | 4 | 1 |
| 2012 | 3 | 0 |
| 2013 | 1 | 5 |
| 2014 | 7 | 4 |
| 2015 | 2 | 5 |
| 2016 | 4 | 3 |
| 2017 | 3 | 5 |
| 2018 | 5 | 3 |
| 2019 | 3 | 1 |
| 2020 | 1 | 2 |
| 2021 | 3 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Digitizing scanner232US 6,606,171 B1Howtek, Inc. · 2003
- Electronic camera for line-by-line imaging of documents89US 5,063,460 AEastman Kodak Company · 1991
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