G02B 15/04
By changing a part
Official title: by changing a part
G02B15/04 (By changing a part) appears on 252 US grants and 199 published applications in this corpus.
Search patents in G02B- Granted patents
- 252
- Published applications
- 199
- Assignees
- 104
- Inventors
- 360
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 1 |
| 2002 | 4 | 4 |
| 2003 | 4 | 6 |
| 2004 | 2 | 2 |
| 2005 | 1 | 0 |
| 2006 | 3 | 9 |
| 2007 | 6 | 5 |
| 2008 | 2 | 5 |
| 2009 | 5 | 4 |
| 2010 | 7 | 6 |
| 2011 | 5 | 8 |
| 2012 | 4 | 6 |
| 2013 | 5 | 5 |
| 2014 | 9 | 4 |
| 2015 | 3 | 8 |
| 2016 | 6 | 11 |
| 2017 | 13 | 25 |
| 2018 | 7 | 10 |
| 2019 | 7 | 7 |
| 2020 | 16 | 11 |
| 2021 | 12 | 18 |
| 2022 | 9 | 11 |
| 2023 | 13 | 15 |
| 2024 | 15 | 8 |
| 2025 | 9 | 5 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rear attachment lens and image pickup optical system using the same1 Sep 2026US RE51,021 E1Canon Kabushiki Kaisha
- Variable print chamber walls for powder bed fusion additive manufacturing11 Aug 2026US 12,703,145 B2Seurat Technologies, Inc.
- Variable magnification optical component and ophthalmic apparatus16 Jun 2026US 12,656,585 B2Topcon Corporation
- Lens assembly and a camera module including the same7 Apr 2026US 12,596,291 B2LG Innotek Co., Ltd.
- Zoom lens17 Feb 2026US 12,554,048 B2Opto Engineering S.P.A.
- Rear Optical Device, Assembly Forming a Modular Zoom, and Method for Changing the Zoom of a Camera Lens30 Jul 2026US 2026/0219556 A1Thales
- Chamber Systems For Additive Manufacturing9 Jul 2026US 2026/0192513 A1Seurat Technologies, Inc.
- Enclosed Additive Manufacturing System14 May 2026US 2026/0131533 A1Seurat Technologies, Inc.
- Optical apparatus and image pickup apparatus26 Feb 2026US 2026/0056395 A1Canon Kabushiki Kaisha
- Optical system, image projection apparatus, and imaging apparatus29 Jan 2026US 2026/0029697 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Objective lens system for endoscopes232US 4,877,314 AOlympus Optical Co., Ltd. · 1989
- Zoom related methods and apparatus210US 9,736,365 B2Light Labs Inc. · 2017
- Illuminating arrangement including a zoom objective incorporating two axicons158US 5,675,401 ACarl-Zeiss-Stiftung · 1997
- Method and apparatus for implementation of close-up imaging capability in a mobile imaging system125US 6,532,035 B1Nokia Mobile Phones Ltd. · 2003
- System and method for backing up data111US 7,055,008 B2FalconStor Software, Inc. · 2006