H04N 2201/02431
Lens or optical system
H04N2201/02431 (Lens or optical system) appears on 49 US grants and 38 published applications in this corpus.
Search patents in H04N- Granted patents
- 49
- Published applications
- 38
- Assignees
- 38
- Inventors
- 106
- Latest grant
- 25 Oct 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 3 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 6 |
| 2006 | 2 | 2 |
| 2007 | 1 | 5 |
| 2008 | 2 | 0 |
| 2009 | 7 | 5 |
| 2010 | 2 | 3 |
| 2011 | 5 | 5 |
| 2012 | 2 | 1 |
| 2013 | 4 | 0 |
| 2014 | 2 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Optical device, image reading apparatus, and image forming apparatus for suppressing stray light using light shielding body that overlap rows of lens array and covered by regulating body with through holes25 Oct 2022US 11,483,444 B2FUJIFILM Business Innovation Corp.
- Rotatable scanner image sensors within sealed enclosures3 Aug 2021US 11,082,567 B2Hewlett-Packard Development Company, L. P.
- Optical scanning device and image forming apparatus23 Apr 2019US 10,268,137 B2Fuji Xerox Co., Ltd.
- Lens unit, image reading device, and image forming apparatus22 Aug 2017US 9,742,951 B2Ricoh Company, Ltd.
- Position adjustment apparatus of imaging unit, the imaging unit, and image reading apparatus including the imaging unit16 Aug 2016US 9,420,141 B2Samsung Electronics Co., Ltd.
- Optical scanning device and image forming apparatus26 Jun 2025US 2025/0211694 A1Canon Kabushiki Kaisha
- Optical device, image reading apparatus, and image forming apparatus29 Jul 2021US 2021/0234986 A1Fuji Xerox Co., Ltd.
- Rotatable scanner image sensors within sealed enclosures17 Jun 2021US 2021/0185180 A1Hewlett-Packard Development Company, L. P.
- Optical scanning device and image forming apparatus22 Mar 2018US 2018/0081295 A1Fuji Xerox Co., Ltd.
- Lens unit, image reading device, and image forming apparatus14 May 2015US 2015/0131173 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Image device having a spacer with image arrays disposed in holes thereof111US 5,617,131 AKYOCERA Corporation · 1997
- Imaging apparatus having discontinuous lens reference surfaces and method of assembling the imaging apparatus62US 6,897,432 B2Hewlett-Packard Development Company, L. P. · 2005
- Image sensor and information processing apparatus23US 5,281,803 ACanon Kabushiki Kaisha · 1994
- Image reader22US 5,251,072 AShinko Electric Co., Ltd. · 1993
- Method and apparatus for digitally archiving analog images18US 5,574,577 ABlack & Veatch Architects, Inc. · 1996