H04N 1/024
Details of scanning heads
Official title: Details of scanning heads {; Means for illuminating the original}
H04N1/024 (Details of scanning heads) appears on 3,432 US grants and 2,348 published applications in this corpus.
Search patents in H04N- Granted patents
- 3,432
- Published applications
- 2,348
- Assignees
- 623
- Inventors
- 4,709
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 14 | 0 |
| 1978 | 22 | 0 |
| 1979 | 15 | 0 |
| 1980 | 19 | 0 |
| 1981 | 31 | 0 |
| 1982 | 47 | 0 |
| 1983 | 32 | 0 |
| 1984 | 50 | 0 |
| 1985 | 59 | 0 |
| 1986 | 49 | 0 |
| 1987 | 75 | 0 |
| 1988 | 81 | 0 |
| 1989 | 67 | 0 |
| 1990 | 79 | 0 |
| 1991 | 67 | 0 |
| 1992 | 69 | 0 |
| 1993 | 74 | 0 |
| 1994 | 54 | 0 |
| 1995 | 61 | 0 |
| 1996 | 57 | 0 |
| 1997 | 58 | 0 |
| 1998 | 64 | 0 |
| 1999 | 64 | 0 |
| 2000 | 68 | 0 |
| 2001 | 63 | 30 |
| 2002 | 77 | 83 |
| 2003 | 74 | 88 |
| 2004 | 58 | 114 |
| 2005 | 57 | 104 |
| 2006 | 66 | 89 |
| 2007 | 57 | 95 |
| 2008 | 60 | 89 |
| 2009 | 79 | 127 |
| 2010 | 94 | 93 |
| 2011 | 72 | 103 |
| 2012 | 101 | 78 |
| 2013 | 116 | 102 |
| 2014 | 133 | 118 |
| 2015 | 137 | 109 |
| 2016 | 117 | 114 |
| 2017 | 111 | 153 |
| 2018 | 128 | 153 |
| 2019 | 137 | 91 |
| 2020 | 96 | 65 |
| 2021 | 69 | 77 |
| 2022 | 57 | 70 |
| 2023 | 60 | 80 |
| 2024 | 69 | 53 |
| 2025 | 29 | 46 |
| 2026 | 20 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04N 1/028For picture information pick-up2,775
- H04N 1/032For picture information reproduction454
- H04N 1/02409Focusing, i.e. adjusting the focus of the scanning head132
- H04N 1/02418For picture information pick up and reproduction84
- H04N 1/0249Arrangements for mounting or supporting elements within a scanning head75
- H04N 1/02481Arrangements for positioning elements within a head35
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Most cited
By later US patents
- Method and system for remote diagnostic, control and information collection based on various communication modes for sending messages to users376US 6,581,092 B1Ricoh Company, Ltd. · 2003
- DMD scanner254US 5,457,566 ATexas Instruments Incorporated · 1995
- Linear light source240US 5,607,227 ASanyo Electric Co., Ltd. · 1997
- Digitizing scanner232US 6,606,171 B1Howtek, Inc. · 2003
- Linear light source202US 4,941,072 ASanyo Electric Co., Ltd. · 1990