G02B 15/00
Optical objectives with means for varying the magnification
Official title: Optical objectives with means for varying the magnification (anamorphotic objectives G02B13/08)
G02B15/00 (Optical objectives with means for varying the magnification) appears on 6,096 US grants and 5,162 published applications in this corpus.
Search patents in G02B- Granted patents
- 6,096
- Published applications
- 5,162
- Assignees
- 644
- Inventors
- 3,486
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 17 | 0 |
| 1978 | 23 | 0 |
| 1979 | 23 | 0 |
| 1980 | 31 | 0 |
| 1981 | 30 | 0 |
| 1982 | 25 | 0 |
| 1983 | 30 | 0 |
| 1984 | 41 | 0 |
| 1985 | 31 | 0 |
| 1986 | 34 | 0 |
| 1987 | 65 | 0 |
| 1988 | 64 | 0 |
| 1989 | 78 | 0 |
| 1990 | 42 | 0 |
| 1991 | 65 | 0 |
| 1992 | 60 | 0 |
| 1993 | 88 | 0 |
| 1994 | 76 | 0 |
| 1995 | 60 | 0 |
| 1996 | 106 | 0 |
| 1997 | 94 | 0 |
| 1998 | 144 | 0 |
| 1999 | 113 | 0 |
| 2000 | 124 | 0 |
| 2001 | 109 | 49 |
| 2002 | 89 | 85 |
| 2003 | 99 | 112 |
| 2004 | 97 | 144 |
| 2005 | 100 | 165 |
| 2006 | 176 | 202 |
| 2007 | 197 | 214 |
| 2008 | 190 | 216 |
| 2009 | 217 | 251 |
| 2010 | 205 | 221 |
| 2011 | 198 | 291 |
| 2012 | 231 | 261 |
| 2013 | 247 | 242 |
| 2014 | 248 | 258 |
| 2015 | 248 | 253 |
| 2016 | 201 | 200 |
| 2017 | 223 | 218 |
| 2018 | 157 | 210 |
| 2019 | 200 | 189 |
| 2020 | 161 | 227 |
| 2021 | 176 | 203 |
| 2022 | 183 | 248 |
| 2023 | 157 | 202 |
| 2024 | 186 | 168 |
| 2025 | 200 | 199 |
| 2026 | 117 | 134 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical system6 Oct 2026US 12,754,394 B2LG Innotek Co., Ltd.
- Zoom lens and image pickup apparatus6 Oct 2026US 12,754,403 B2Canon Kabushiki Kaisha
- Zoom lens and imaging apparatus including the same6 Oct 2026US 12,754,404 B2Canon Kabushiki Kaisha
- Projection optical system and projector6 Oct 2026US 12,754,405 B2Seiko Epson Corporation
- Zoom lens and imaging apparatus29 Sep 2026US 12,748,289 B2FUJIFILM Corporation
- Optical assembly8 Oct 2026US 2026/0309898 A1Optotune Switzerland AG
- Ophthalmic lens8 Oct 2026US 2026/0309962 A1Young Optics Inc.
- Optical apparatus1 Oct 2026US 2026/0299252 A1Canon Kabushiki Kaisha
- Composite optical element and optical system including the same1 Oct 2026US 2026/0299264 A1Canon Kabushiki Kaisha
- Variable magnification optical system, optical equipment, and method for producing variable magnification optical system1 Oct 2026US 2026/0299267 A1Nikon Corporation
Most cited
By later US patents
- Autofocus lens system for indicia readers413US 9,224,022 B2Hand Held Products, Inc. · 2015
- Mobile user borne brain activity data and surrounding environment data correlation system364US 9,101,279 B2Virtual Video Reality by Ritchey, LLC · 2015
- Objective lens system for endoscopes232US 4,877,314 AOlympus Optical Co., Ltd. · 1989
- Method and apparatus for providing a video image having multiple focal lengths217US 8,390,729 B2International Business Machines Corporation · 2013
- Zoom related methods and apparatus210US 9,736,365 B2Light Labs Inc. · 2017