G02B 7/282
Autofocusing of zoom lenses
Official title: {Autofocusing of zoom lenses}
G02B7/282 (Autofocusing of zoom lenses) appears on 345 US grants and 248 published applications in this corpus.
Search patents in G02B- Granted patents
- 345
- Published applications
- 248
- Assignees
- 104
- Inventors
- 527
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 9 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 9 | 0 |
| 1991 | 12 | 0 |
| 1992 | 11 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 11 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 0 | 7 |
| 2006 | 4 | 13 |
| 2007 | 4 | 10 |
| 2008 | 5 | 9 |
| 2009 | 14 | 6 |
| 2010 | 9 | 7 |
| 2011 | 7 | 11 |
| 2012 | 8 | 9 |
| 2013 | 9 | 8 |
| 2014 | 13 | 12 |
| 2015 | 13 | 20 |
| 2016 | 19 | 16 |
| 2017 | 13 | 16 |
| 2018 | 15 | 13 |
| 2019 | 14 | 17 |
| 2020 | 10 | 20 |
| 2021 | 9 | 11 |
| 2022 | 21 | 12 |
| 2023 | 13 | 7 |
| 2024 | 5 | 6 |
| 2025 | 8 | 11 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for autofocus23 Jun 2026US 12,663,609 B210x Genomics, Inc.
- Specimen observation apparatus and specimen observation method16 Jun 2026US 12,656,590 B2Hitachi High-Tech Corporation
- Imaging control apparatus, imaging control method, and storage medium21 Apr 2026US 12,610,145 B2Canon Kabushiki Kaisha
- Actuator device10 Feb 2026US 12,549,856 B2LG Innotek Co., Ltd.
- Lens barrel, lens apparatus and image pickup apparatus23 Dec 2025US 12,504,601 B2Canon Kabushiki Kaisha
- Focusing control method, control apparatus and control system, and storage medium11 Jun 2026US 2026/0164126 A1Boe Technology Group Co., Ltd.
- Actuator device14 May 2026US 2026/0136102 A1LG Innotek Co., Ltd.
- Hybrid Auto-Focus System with Robust Macro Object Priority Focusing7 May 2026US 2026/0129292 A1Google Inc.
- Camera device and focus setting method12 Feb 2026US 2026/0046517 A1Hanwha Vision Co., Ltd.
- Projection device and projection correction method25 Dec 2025US 2025/0390010 A1Coretronic Corporation
Most cited
By later US patents
- Autofocus lens system for indicia readers413US 9,224,022 B2Hand Held Products, Inc. · 2015
- Light field data acquisition devices, and methods of using and manufacturing same231US 8,289,440 B2Lytro, Inc. · 2012
- Control system for varifocal objective91US 4,161,756 AJos. Schneider Optische Werke GmbH · 1979
- Zoom lens focus control device for film video player84US 4,920,419 AEastman Kodak Company · 1990
- Varifocal lens assembly70US 3,972,056 AMinolta Camera Kabushiki Kaisha · 1976