B29D 11/00769
Producing diffraction gratings
Official title: {Producing diffraction gratings}
B29D11/00769 (Producing diffraction gratings) appears on 208 US grants and 254 published applications in this corpus.
Search patents in B29D- Granted patents
- 208
- Published applications
- 254
- Assignees
- 131
- Inventors
- 486
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 3 |
| 2002 | 1 | 3 |
| 2003 | 4 | 4 |
| 2004 | 2 | 2 |
| 2005 | 2 | 2 |
| 2006 | 2 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 5 |
| 2010 | 0 | 5 |
| 2011 | 4 | 5 |
| 2012 | 5 | 7 |
| 2013 | 3 | 11 |
| 2014 | 5 | 8 |
| 2015 | 3 | 9 |
| 2016 | 11 | 11 |
| 2017 | 10 | 10 |
| 2018 | 4 | 14 |
| 2019 | 11 | 11 |
| 2020 | 19 | 35 |
| 2021 | 14 | 30 |
| 2022 | 23 | 25 |
| 2023 | 17 | 14 |
| 2024 | 20 | 23 |
| 2025 | 19 | 6 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for deriving a surface profile of a free-form master lens for patterning photo-alignment layers of planar optical components25 Aug 2026US 12,717,188 B2Universiteit Gent
- Imprint lithography using multi-layer coating architecture21 Jul 2026US 12,687,725 B2Magic Leap, Inc.
- Optical element and method of fabricating the same7 Jul 2026US 12,673,471 B2Technion Research & Development Foundation Limited
- Color-selective waveguides for augmented reality/mixed reality applications16 Jun 2026US 12,656,603 B2Magic Leap, Inc.
- Method for producing an XUV and X-ray diffractive optic28 Apr 2026US 12,611,828 B2Max-Planck-Gesellschaft Zur FöRderung Der Wissenschaften E. V.
- Imprint lithography using multi-layer coating architecture24 Sep 2026US 2026/0287905 A1Magic Leap, Inc.
- Non-Planar Metasurfaces And Related Fabrication Methods16 Jul 2026US 2026/0202591 A1Massachusetts Institute of Technology
- Backfilled Evacuated Periodic Structures and Methods of Manufacture16 Jul 2026US 2026/0202592 A1DigiLens Inc.
- Formulation14 May 2026US 2026/0133426 A1Merck Patent GmbH
- Mold-Based Diffractive Optics16 Apr 2026US 2026/0102982 A1United States of America as represented by the Administrator of NASA
Most cited
By later US patents
- Multifocal diffractive ophthalmic lens and method of manufacture159US 5,152,788 AMinnesota Mining and Manufacturing Company · 1992
- Diffractive optical element and method for manufacturing the same, and imaging apparatus using the diffractive optical element112US 7,864,427 B2Panasonic Corporation · 2011
- Method for reproducing holograms, kinoforms, diffractive optical elements and microstructures70US 5,538,674 ADonnelly Corporation · 1996
- Thermal dissipation for wearable device66US 10,267,970 B2Magic Leap, Inc. · 2019
- Method of manufacturing contact lenses61US 5,872,613 AInnotech Corporation · 1999