G02B 17/04
Using prisms only
Official title: using prisms only
G02B17/04 (Using prisms only) appears on 201 US grants and 167 published applications in this corpus.
Search patents in G02B- Granted patents
- 201
- Published applications
- 167
- Assignees
- 132
- Inventors
- 356
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 7 | 4 |
| 2003 | 7 | 6 |
| 2004 | 5 | 4 |
| 2005 | 2 | 14 |
| 2006 | 6 | 9 |
| 2007 | 5 | 4 |
| 2008 | 5 | 10 |
| 2009 | 7 | 4 |
| 2010 | 2 | 5 |
| 2011 | 5 | 7 |
| 2012 | 4 | 3 |
| 2013 | 3 | 4 |
| 2014 | 4 | 1 |
| 2015 | 3 | 6 |
| 2016 | 6 | 10 |
| 2017 | 10 | 10 |
| 2018 | 10 | 3 |
| 2019 | 6 | 11 |
| 2020 | 6 | 11 |
| 2021 | 4 | 7 |
| 2022 | 7 | 7 |
| 2023 | 10 | 8 |
| 2024 | 11 | 9 |
| 2025 | 7 | 2 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Projector with field lens25 Aug 2026US 12,720,020 B2Snap Inc.
- Optical device and prism module thereof14 Jul 2026US 12,681,279 B2Asia Optical Co., Inc.
- Reimaging lens assembly with angled optic9 Jun 2026US 12,650,583 B2Raytheon Company
- Optical system, lens apparatus, and image pickup apparatus21 Apr 2026US 12,607,826 B2Canon Kabushiki Kaisha
- Camera including two light folding elements24 Mar 2026US 12,585,091 B2Apple Inc.
- Surveying device10 Sep 2026US 2026/0266607 A1Topcon Corporation
- Lens assembly, camera module, and electronic device23 Jul 2026US 2026/0211223 A1Huawei Technologies Co., Ltd.
- Camera Including Two Light Folding Elements9 Jul 2026US 2026/0194736 A1Apple Inc.
- Optical lens, camera module, and electronic device9 Jul 2026US 2026/0194794 A1Huawei Technologies Co., Ltd.
- Monocular with adjustable magnification5 Feb 2026US 2026/0036802 A1Guangdong Sirui Optical Co., Ltd.
Most cited
By later US patents
- Exposure apparatus, optical projection apparatus and a method for adjusting the optical projection apparatus256US 6,795,169 B2Nikon Corporation · 2004
- Apparatus and method for fabricating a deflection mirror tower107US 5,790,327 AQuantum Corporation · 1998
- Exposure apparatus, optical projection apparatus and a method for adjusting the optical projection apparatus90US 5,729,331 ANikon Corporation · 1998
- Endoscope optical system and endoscope71US 8,072,483 B2Olympus Medical Systems Corp. · 2011
- Objective lens system for endoscopes and image pickup system equipped with said objective lens system58US 4,986,642 AOlympus Optical Co., Ltd. · 1991