G02B 3/08
With discontinuous faces
Official title: with discontinuous faces, e.g. Fresnel lens {(diffractive Fresnel lenses G02B5/1876)}
G02B3/08 (With discontinuous faces) appears on 1,538 US grants and 1,730 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,538
- Published applications
- 1,730
- Assignees
- 793
- Inventors
- 3,413
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 7 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 12 | 0 |
| 1990 | 20 | 0 |
| 1991 | 17 | 0 |
| 1992 | 11 | 0 |
| 1993 | 9 | 0 |
| 1994 | 7 | 0 |
| 1995 | 23 | 0 |
| 1996 | 9 | 0 |
| 1997 | 12 | 0 |
| 1998 | 15 | 0 |
| 1999 | 16 | 0 |
| 2000 | 14 | 0 |
| 2001 | 15 | 1 |
| 2002 | 14 | 13 |
| 2003 | 6 | 18 |
| 2004 | 22 | 30 |
| 2005 | 20 | 42 |
| 2006 | 21 | 41 |
| 2007 | 29 | 58 |
| 2008 | 21 | 37 |
| 2009 | 22 | 47 |
| 2010 | 43 | 70 |
| 2011 | 24 | 38 |
| 2012 | 41 | 56 |
| 2013 | 34 | 58 |
| 2014 | 49 | 61 |
| 2015 | 50 | 69 |
| 2016 | 47 | 94 |
| 2017 | 75 | 84 |
| 2018 | 67 | 111 |
| 2019 | 101 | 135 |
| 2020 | 111 | 111 |
| 2021 | 126 | 141 |
| 2022 | 76 | 96 |
| 2023 | 81 | 99 |
| 2024 | 82 | 95 |
| 2025 | 80 | 81 |
| 2026 | 56 | 44 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Diamond lens29 Sep 2026US 12,748,241 B2Element Six Technologies Limited
- Laser scanner15 Sep 2026US 12,736,629 B2Riegel Laser Measurement Systems, GmbH
- Projector including parallelizing lens and polarizers25 Aug 2026US 12,720,021 B2Seiko Epson Corporation
- Nano-post image sensor, and electronic device comprising the nano-post image sensor25 Aug 2026US 12,720,894 B2Samsung Electronics Co., Ltd.
- Medical endoscopic instrument18 Aug 2026US 12,708,249 B2Richard Wolf GmbH
- Method for manufacturing optical element, and optical element8 Oct 2026US 2026/0307345 A1Canon Kabushiki Kaisha
- Apparatus and methods to render 3d digital content having multiple views8 Oct 2026US 2026/0310005 A1Texas Instruments Incorporated
- Methods and systems for three-dimensional lightsheet imaging1 Oct 2026US 2026/0299271 A1Countable Labs, Inc.
- Creating radial refractive index patterns in liquid crystal material1 Oct 2026US 2026/0299359 A1
- Manufacturing method of shaping metal mold24 Sep 2026US 2026/0287797 A1Enplas Corporation
Most cited
By later US patents
- High-efficiency, multilevel, diffractive optical elements373US 4,895,790 AMassachusetts Institute of Technology · 1990
- Credit card with magnifying lens334US 5,608,203 A1997
- Side emitting LED and lens330US 6,679,621 B2Lumileds Lighting U.S., LLC · 2004
- Personal visual display system329US 6,160,666 Ai-O Display Systems LLC · 2000
- Variable power lens system321US 4,601,545 A1986