E04D 13/033
Provided with means for controlling the light-transmission or the heat-reflection
Official title: {provided with means for controlling the light-transmission or the heat-reflection, (e.g. shields, reflectors, cleaning devices)}
E04D13/033 (Provided with means for controlling the light-transmission or the heat-reflection) appears on 162 US grants and 148 published applications in this corpus.
Search patents in E04D- Granted patents
- 162
- Published applications
- 148
- Assignees
- 74
- Inventors
- 277
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 4 |
| 2003 | 3 | 4 |
| 2004 | 4 | 6 |
| 2005 | 1 | 4 |
| 2006 | 3 | 3 |
| 2007 | 3 | 6 |
| 2008 | 5 | 8 |
| 2009 | 2 | 3 |
| 2010 | 4 | 4 |
| 2011 | 5 | 3 |
| 2012 | 5 | 9 |
| 2013 | 8 | 8 |
| 2014 | 10 | 12 |
| 2015 | 16 | 6 |
| 2016 | 5 | 9 |
| 2017 | 6 | 8 |
| 2018 | 7 | 10 |
| 2019 | 7 | 7 |
| 2020 | 4 | 11 |
| 2021 | 9 | 6 |
| 2022 | 2 | 4 |
| 2023 | 6 | 5 |
| 2024 | 3 | 3 |
| 2025 | 3 | 4 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Illumination systems employing laminated sheet-form optical structures with embedded TIR channels14 Jul 2026US 12,680,670 B2S.V.V. Technology Innovations, Inc.
- Skylight with integrated solar panel17 Mar 2026US 12,580,515 B2Innovations Manufacturing, Inc.
- Method of making daylight redirecting window films employing embedded microstructures20 May 2025US 12,305,819 B2S.V.V. Technology Innovations, Inc.
- Insulated glass unit with infrared reflecting pigmentation in the mask1 Apr 2025US 12,264,532 B2VKR Holding A/S
- Optical elements and systems for reflecting direct beam sunlight while admitting diffuse skylight through building apertures28 Jan 2025US 12,209,719 B2North Carolina State University
- Illumination systems employing multi-layer laminated sheet-form optical structures with embedded tir channels17 Sep 2026US 2026/0276175 A1
- Window material and light-transparent roof material14 Aug 2025US 2025/0257245 A1Nitta Corporation
- Skylight with integrated solar panel17 Jul 2025US 2025/0233544 A1Innovations Manufacturing, Inc.
- Window material and light-transparent roof material26 Jun 2025US 2025/0206997 A1Nitta Corporation
- Illumination systems employing laminated sheet-form optical structures with embedded tir channels16 Jan 2025US 2025/0020296 A1S.V.V. Technology Innovations, Inc.
Most cited
By later US patents
- Tubular skylight with improved dome95US 5,655,339 AODL, Incorporated · 1997
- Combined solar tracking reflector and photovoltaic panel60US 4,620,771 ASo-Luminaire Systems Corp. · 1986
- Rotatably mounted skylight having reflectors57US 5,493,824 A1996
- Roof window assembly and components55US 6,640,508 B2VKR Holding A/S · 2003
- Tracking reflector assembly for a skylight53US 4,429,952 A1984