G02B 19/0023
At least one surface having optical power
Official title: {at least one surface having optical power}
G02B19/0023 (At least one surface having optical power) appears on 474 US grants and 451 published applications in this corpus.
Search patents in G02B- Granted patents
- 474
- Published applications
- 451
- Assignees
- 339
- Inventors
- 1,034
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 9 | 0 |
| 1988 | 5 | 0 |
| 1989 | 8 | 0 |
| 1990 | 8 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 8 | 0 |
| 1995 | 0 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 2 |
| 2002 | 2 | 5 |
| 2003 | 4 | 5 |
| 2004 | 8 | 10 |
| 2005 | 7 | 19 |
| 2006 | 7 | 17 |
| 2007 | 12 | 11 |
| 2008 | 10 | 16 |
| 2009 | 11 | 21 |
| 2010 | 7 | 11 |
| 2011 | 12 | 24 |
| 2012 | 5 | 15 |
| 2013 | 14 | 27 |
| 2014 | 22 | 20 |
| 2015 | 18 | 32 |
| 2016 | 19 | 25 |
| 2017 | 32 | 36 |
| 2018 | 27 | 29 |
| 2019 | 27 | 23 |
| 2020 | 27 | 22 |
| 2021 | 16 | 22 |
| 2022 | 15 | 17 |
| 2023 | 18 | 16 |
| 2024 | 12 | 14 |
| 2025 | 7 | 5 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods including a combined light sheet and apparatuses11 Aug 2026US 12,703,149 B2Quadratic 3D, Inc.
- Parabolic cassegrain-type reflector for ablation loading2 Jun 2026US 12,645,016 B2Duke University
- Optical product and light concentrator28 Apr 2026US 12,613,360 B2National University Corporation Tokai National Higher Education and Research System
- Optical apparatus24 Mar 2026US 12,585,097 B2Canon Kabushiki Kaisha
- Efficient light engine systems17 Mar 2026US 12,578,632 B2Barco N.V.
- Optical device and vehicle equipped with the same16 Jul 2026US 2026/0202031 A1Hyundai Mobis Co., Ltd.
- Method for manufacturing a component for a backlighting device, and associated component for a backlighting device, backlighting device, image generation device, and head-up display18 Jun 2026US 2026/0169288 A1Valeo Comfort and Driving Assistance
- Light concentrating method, light concentrating device using same, and solar power generator23 Apr 2026US 2026/0114079 A1Linfinity Inc.
- Optical assembly and rear-view mirror assembly having same19 Mar 2026US 2026/0077710 A1LG Innotek Co., Ltd.
- Wolter mirror assembly26 Feb 2026US 2026/0056397 A1KLA Corporation
Most cited
By later US patents
- Optical manifold for light-emitting diodes187US 7,286,296 B2Light Prescriptions Innovators, LLC · 2007
- Methods of and apparatus for manipulating electromagnetic phenomenon151US 5,369,511 A1994
- Composite reflecting surface for linear LED array121US 7,008,079 B2Whelen Engineering Company, Inc. · 2006
- Photovoltaic device with optical concentrator and method of making the same116US 6,440,769 B2The Trustees of Princeton University · 2002
- Solar concentrator array86US 6,091,017 AComposite Optics, Inc. · 2000