G02B 15/143
Having three groups only
Official title: {having three groups only}
G02B15/143 (Having three groups only) appears on 1,382 US grants and 1,116 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,382
- Published applications
- 1,116
- Assignees
- 211
- Inventors
- 1,009
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 6 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 1 | 0 |
| 1984 | 9 | 0 |
| 1985 | 4 | 0 |
| 1986 | 7 | 0 |
| 1987 | 16 | 0 |
| 1988 | 16 | 0 |
| 1989 | 21 | 0 |
| 1990 | 10 | 0 |
| 1991 | 19 | 0 |
| 1992 | 13 | 0 |
| 1993 | 31 | 0 |
| 1994 | 23 | 0 |
| 1995 | 14 | 0 |
| 1996 | 23 | 0 |
| 1997 | 21 | 0 |
| 1998 | 33 | 0 |
| 1999 | 20 | 0 |
| 2000 | 37 | 0 |
| 2001 | 30 | 12 |
| 2002 | 26 | 27 |
| 2003 | 28 | 38 |
| 2004 | 30 | 65 |
| 2005 | 51 | 74 |
| 2006 | 81 | 66 |
| 2007 | 66 | 52 |
| 2008 | 50 | 54 |
| 2009 | 57 | 69 |
| 2010 | 50 | 60 |
| 2011 | 53 | 46 |
| 2012 | 58 | 76 |
| 2013 | 59 | 38 |
| 2014 | 49 | 28 |
| 2015 | 32 | 27 |
| 2016 | 23 | 29 |
| 2017 | 23 | 30 |
| 2018 | 27 | 32 |
| 2019 | 29 | 32 |
| 2020 | 20 | 28 |
| 2021 | 30 | 39 |
| 2022 | 25 | 44 |
| 2023 | 24 | 46 |
| 2024 | 40 | 39 |
| 2025 | 47 | 39 |
| 2026 | 29 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Zoom lens and imaging apparatus29 Sep 2026US 12,748,289 B2FUJIFILM Corporation
- Imaging lens system18 Aug 2026US 12,710,625 B2Kumoh National Institute of Technology Industry-Academic Cooperation Foundation
- Multi-aperture cameras with at least one two state zoom camera18 Aug 2026US 12,713,133 B2Corephotonics Ltd.
- Lens assembly and electronic device including the same11 Aug 2026US 12,704,700 B2Samsung Electronics Co., Ltd.
- Optical system and photographing device having optical system21 Jul 2026US 12,687,707 B2Beijing Xiaomi Mobile Software Co., Ltd.
- Ophthalmic lens8 Oct 2026US 2026/0309962 A1Young Optics Inc.
- Optical apparatus1 Oct 2026US 2026/0299252 A1Canon Kabushiki Kaisha
- Optical device for modifying a light beam1 Oct 2026US 2026/0299273 A1Carl Zeiss Microscopy GmbH
- Imaging lens and imaging apparatus24 Sep 2026US 2026/0287868 A1FUJIFILM Corporation
- Optical system and camera module10 Sep 2026US 2026/0267120 A1LG Innotek Co., Ltd.
Most cited
By later US patents
- Three-group zoom lens132US 6,654,180 B2Fuji Photo Optical Co., Ltd. · 2003
- Zoom projection lens systems120US 5,313,330 AU. S. Precision Lens, Inc. · 1994
- Zoom lens102US 5,268,792 AEastman Kodak Company · 1993
- Mini-zoom projection lenses for use with pixelized panels97US 5,900,989 AU. S. Precision Lens, Inc. · 1999
- Zoom lens systems95US 5,485,313 APolaroid Corporation · 1996