G02B 17/023
For extending or folding an optical path
Official title: {for extending or folding an optical path, e.g. delay lines}
G02B17/023 (For extending or folding an optical path) appears on 220 US grants and 223 published applications in this corpus.
Search patents in G02B- Granted patents
- 220
- Published applications
- 223
- Assignees
- 149
- Inventors
- 485
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 3 |
| 2004 | 1 | 1 |
| 2005 | 3 | 5 |
| 2006 | 0 | 10 |
| 2007 | 2 | 3 |
| 2008 | 6 | 3 |
| 2009 | 5 | 6 |
| 2010 | 2 | 6 |
| 2011 | 5 | 2 |
| 2012 | 3 | 1 |
| 2013 | 2 | 9 |
| 2014 | 6 | 7 |
| 2015 | 9 | 12 |
| 2016 | 12 | 13 |
| 2017 | 8 | 14 |
| 2018 | 9 | 15 |
| 2019 | 23 | 17 |
| 2020 | 18 | 17 |
| 2021 | 9 | 18 |
| 2022 | 13 | 18 |
| 2023 | 20 | 16 |
| 2024 | 16 | 14 |
| 2025 | 9 | 5 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical pulse stretcher, laser apparatus, and electronic device manufacturing method30 Jun 2026US 12,671,220 B2Gigaphoton Inc.
- Folded optical system with input centration sensing and output angle sensing26 May 2026US 12,638,663 B2BAE Systems Information and Electronic Systems Integration Inc.
- Camera module19 May 2026US 12,631,849 B2Samsung Electro-Mechanics Co., Ltd.
- Camera module21 Apr 2026US 12,607,819 B2Samsung Electro-Mechanics Co., Ltd.
- Camera including two light folding elements24 Mar 2026US 12,585,091 B2Apple Inc.
- Method and System for Imaging an Elongated Bar Moving Along Its Longitudinal Axis Using a Single Imaging Device16 Jul 2026US 2026/0202651 A1OG Technologies, Inc.
- 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.
- Guided Munition and Optical Assembly with an Annular Folded Optic having an Interface with a Deployable Segment2 Jul 2026US 2026/0185804 A1BAE Systems Information and Electronic Systems Integration Inc.
- Imaging optical system4 Jun 2026US 2026/0153715 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Virtual image display system144US 5,305,124 AHughes Aircraft Company · 1994
- Vision saver for computer monitor128US 5,200,859 AErgonomic Eyecare Products, Inc. · 1993
- Vision saver for computer monitor117US 4,880,300 A1989
- Easy viewing device with shielding116US 4,930,884 ADesigns by Royo · 1990
- Easy viewing device with shielding112US 5,130,856 ADesigns by Royo · 1992