B29D 11/00663
Production of light guides
Official title: {Production of light guides}
B29D11/00663 (Production of light guides) appears on 1,038 US grants and 1,159 published applications in this corpus.
Search patents in B29D- Granted patents
- 1,038
- Published applications
- 1,159
- Assignees
- 557
- Inventors
- 2,356
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 5 | 0 |
| 1986 | 10 | 0 |
| 1987 | 10 | 0 |
| 1988 | 11 | 0 |
| 1989 | 14 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 8 | 0 |
| 1998 | 10 | 0 |
| 1999 | 15 | 0 |
| 2000 | 19 | 0 |
| 2001 | 12 | 5 |
| 2002 | 13 | 23 |
| 2003 | 18 | 27 |
| 2004 | 18 | 42 |
| 2005 | 23 | 46 |
| 2006 | 21 | 21 |
| 2007 | 23 | 23 |
| 2008 | 12 | 36 |
| 2009 | 14 | 40 |
| 2010 | 18 | 51 |
| 2011 | 22 | 38 |
| 2012 | 26 | 30 |
| 2013 | 34 | 141 |
| 2014 | 55 | 68 |
| 2015 | 73 | 60 |
| 2016 | 62 | 96 |
| 2017 | 62 | 62 |
| 2018 | 55 | 36 |
| 2019 | 52 | 48 |
| 2020 | 47 | 43 |
| 2021 | 36 | 56 |
| 2022 | 48 | 46 |
| 2023 | 34 | 33 |
| 2024 | 35 | 39 |
| 2025 | 30 | 26 |
| 2026 | 15 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29D 11/00721Involving preforms for the manufacture of light guides189
- B29D 11/00673Supports for light guides137
- B29D 11/00682With a refractive index gradient87
- B29D 11/00692Combined with lenses35
- B29D 11/00701Having an intermediate layer between core and cladding25
- B29D 11/00711By shrinking the sleeve or cladding onto the core15
Recent patents
- Plastic optical fiber, hybrid cable, patch cord, and active optical cable22 Sep 2026US 12,742,924 B2Nitto Denko Corporation
- Waveguides having integrated spacers, waveguides having edge absorbers, and methods for making the same25 Aug 2026US 12,717,077 B2Magic Leap, Inc.
- TIR-assisted laser welding of optical components18 Aug 2026US 12,710,593 B2Google Inc.
- Imprint lithography using multi-layer coating architecture21 Jul 2026US 12,687,725 B2Magic Leap, Inc.
- Method of fabricating molds for forming eyepieces with integrated spacers14 Jul 2026US 12,679,057 B2Magic Leap, Inc.
- Method of fabricating molds for forming eyepieces with integrated spacers8 Oct 2026US 2026/0307347 A1Magic Leap, Inc.
- Waveguides having integrated spacers, waveguides having edge absorbers, and methods for making the same1 Oct 2026US 2026/0299187 A1Magic Leap, Inc.
- Methods for fabricating light-guide optical elements1 Oct 2026US 2026/0299294 A1Lumus Ltd.
- Imprint lithography using multi-layer coating architecture24 Sep 2026US 2026/0287905 A1Magic Leap, Inc.
- Polymer optical fiber17 Sep 2026US 2026/0276866 A1Zeus Co., Ltd.
Most cited
By later US patents
- Method of forming articles including waveguides via capillary micromolding and microtransfer molding512US 6,355,198 B1President and Fellows of Harvard College · 2002
- Optical distribution system including light guide315US 4,422,719 ASpace-Lyte International, Inc. · 1983
- Polyurethane resins having multiple mechanisms of hardening for use in producing three-dimensional objects271US 9,453,142 B2Carbon3D, Inc. · 2016
- Method for forming polyurethane cover on golf ball core246US 5,733,428 AAcushnet Company · 1998
- Thermal sensing fiber devices242US 7,567,740 B2Massachusetts Institute of Technology · 2009