H04N 2201/02458
Lens or optical system
H04N2201/02458 (Lens or optical system) appears on 72 US grants and 68 published applications in this corpus.
Search patents in H04N- Granted patents
- 72
- Published applications
- 68
- Assignees
- 46
- Inventors
- 136
- Latest grant
- 9 Dec 2025
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 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 8 |
| 2004 | 0 | 4 |
| 2005 | 2 | 3 |
| 2006 | 4 | 2 |
| 2007 | 3 | 4 |
| 2008 | 4 | 2 |
| 2009 | 3 | 7 |
| 2010 | 3 | 7 |
| 2011 | 8 | 7 |
| 2012 | 5 | 4 |
| 2013 | 5 | 3 |
| 2014 | 5 | 1 |
| 2015 | 3 | 5 |
| 2016 | 5 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 2 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Imaging lens system and scan engine chassis9 Dec 2025US 12,493,762 B2Zebra Technologies Corporation
- Lens array unit, image sensor unit, image reading apparatus, image forming apparatus, and method of manufacturing lens array unit1 Mar 2022US 11,265,437 B2Canon Kabushiki Kaisha
- Optical scanning device, projection device, and display device10 Mar 2020US 10,587,849 B2Ricoh Company, Ltd.
- Image reading apparatus29 Oct 2019US 10,462,315 B2Konica Minolta, Inc.
- Scanning lens, scanning device, and image forming apparatus including same21 May 2019US 10,298,803 B2Ricoh Company, Ltd.
- Optical unit and optical line sensor having same12 Jun 2025US 2025/0189456 A1Vienex Corporation
- Imaging Lens System and Scan Engine Chassis25 Jul 2024US 2024/0249092 A1Zebra Technologies Corporation
- Lens array unit, image sensor unit, image reading apparatus, image forming apparatus, and method of manufacturing lens array unit17 Jun 2021US 2021/0185188 A1Canon Kabushiki Kaisha
- Image reading apparatus10 May 2018US 2018/0131825 A1Konica Minolta, Inc.
- Optical scanning device, projection device, and display device11 Jan 2018US 2018/0013992 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Contact-type image sensor126US 6,166,832 ARohm Co., Ltd. · 2000
- Contact image sensor unit including a detachable light guide supporting member and image reading apparatus using the same45US 9,253,359 B2Canon Components, Inc. · 2016
- Image reading unit and image reading apparatus30US 7,051,941 B2Nisca Corporation · 2006
- Image sensor unit and image reading apparatus using the same23US 8,049,937 B2Canon Components, Inc. · 2011
- Image reading device18US 4,644,159 AAsahi Kogaku Kogyo Kabushiki Kaisha · 1987