F21V 11/16
Screens not covered by groups f21v1/00, f21v3/00, f21v7/00 or f21v9/00: using sheets
Official title: using sheets without apertures, e.g. fixed
F21V11/16 (Screens not covered by groups f21v1/00, f21v3/00, f21v7/00 or f21v9/00: using sheets) appears on 406 US grants and 377 published applications in this corpus.
Search patents in F21V- Granted patents
- 406
- Published applications
- 377
- Assignees
- 249
- Inventors
- 755
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 3 |
| 2003 | 5 | 4 |
| 2004 | 4 | 7 |
| 2005 | 5 | 15 |
| 2006 | 7 | 16 |
| 2007 | 11 | 5 |
| 2008 | 13 | 21 |
| 2009 | 7 | 5 |
| 2010 | 10 | 14 |
| 2011 | 7 | 13 |
| 2012 | 7 | 11 |
| 2013 | 11 | 21 |
| 2014 | 16 | 18 |
| 2015 | 11 | 28 |
| 2016 | 12 | 24 |
| 2017 | 20 | 27 |
| 2018 | 29 | 21 |
| 2019 | 36 | 28 |
| 2020 | 23 | 22 |
| 2021 | 20 | 16 |
| 2022 | 24 | 12 |
| 2023 | 6 | 12 |
| 2024 | 14 | 18 |
| 2025 | 19 | 8 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Light fixture including a three-bar frame solver for shutter control6 Oct 2026US 12,753,906 B2Electronic Theatre Controls, Inc.
- Nicheless pool and spa light15 Sep 2026US 12,736,209 B1Aquastar Pool Products, Inc.
- Method and system for providing illumination4 Aug 2026US 12,698,884 B2HTI Technology and Industries, Inc.
- Ambient lamp28 Jul 2026US 12,692,997 B1Zhongshan Jiaen Optoelectronics Co., Ltd.
- Lighting fixture with an XY beam manipulating system26 May 2026US 12,638,156 B2Harman Professional Denmark ApS
- Light fixture including a three-bar frame solver for shutter control1 Oct 2026US 2026/0298444 A1Electronic Theatre Controls, Inc.
- Light guide plate design for asymmetric lighting27 Aug 2026US 2026/0251834 A1Signify Holding B. V.
- Wired pocket with exterior lighting20 Aug 2026US 2026/0243400 A1Mechoshade Systems, LLC
- Locking Structure and Luminaire30 Jul 2026US 2026/0218885 A1Astera Manufacturing Limited
- Indication device18 Jun 2026US 2026/0168649 A1Nippon Seiki Co., Ltd.
Most cited
By later US patents
- Computer controlled lighting system having automatically variable position, color, intensity and beam divergence386US 4,392,187 AVari-Lite, Inc. · 1983
- Optical source and method151US 6,439,888 B1PLS Liquidating LLC · 2002
- Stage lighting apparatus105US 4,890,208 ALehigh University · 1989
- Glare control lamp and reflector assembly and method for glare control70US 4,947,303 AMusco Corporation · 1990
- Adjustable light67US 6,854,862 B12005