F21V 11/08
Screens not covered by groups f21v1/00, f21v3/00, f21v7/00 or f21v9/00: using diaphragms
Official title: using diaphragms containing one or more apertures
F21V11/08 (Screens not covered by groups f21v1/00, f21v3/00, f21v7/00 or f21v9/00: using diaphragms) appears on 505 US grants and 469 published applications in this corpus.
Search patents in F21V- Granted patents
- 505
- Published applications
- 469
- Assignees
- 315
- Inventors
- 1,067
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 5 |
| 2002 | 7 | 6 |
| 2003 | 9 | 9 |
| 2004 | 12 | 8 |
| 2005 | 8 | 25 |
| 2006 | 15 | 18 |
| 2007 | 14 | 13 |
| 2008 | 10 | 15 |
| 2009 | 18 | 20 |
| 2010 | 14 | 12 |
| 2011 | 13 | 12 |
| 2012 | 6 | 13 |
| 2013 | 12 | 29 |
| 2014 | 19 | 24 |
| 2015 | 14 | 9 |
| 2016 | 11 | 21 |
| 2017 | 14 | 23 |
| 2018 | 25 | 24 |
| 2019 | 33 | 29 |
| 2020 | 29 | 23 |
| 2021 | 27 | 30 |
| 2022 | 31 | 30 |
| 2023 | 36 | 19 |
| 2024 | 19 | 25 |
| 2025 | 23 | 14 |
| 2026 | 12 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Illuminated control module for a motor vehicle6 Oct 2026US 12,753,904 B2Dav
- Light source for emission of projections indicating ideal foot placement and orientation relative to a walking aid11 Aug 2026US 12,702,614 B2
- Beam reducer and control system for a luminaire4 Aug 2026US 12,698,885 B2Robe Lighting s.r.o.
- Contactless key for projecting suspended image7 Jul 2026US 12,674,560 B2Darwin Precisions Corporation
- Lighting device26 May 2026US 12,638,153 B2Panasonic Intellectual Property Management Co., Ltd.
- Display system for vehicles27 Aug 2026US 2026/0249693 A1Faurecia Interieur Industrie
- Multiple Light Source Configuration6 Aug 2026US 2026/0227623 A1Designs for Vision, Inc.
- Multidirectional lighting assembly23 Jul 2026US 2026/0210528 A1
- Vehicle lamp16 Jul 2026US 2026/0202034 A1Ichikoh Industries, Ltd.
- Illuminated control module for a motor vehicle9 Jul 2026US 2026/0194206 A1Dav
Most cited
By later US patents
- LED lamp with reflector and multicolor adjuster484US 6,149,283 ARensselaer Polytechnic Institute (RPI) · 2000
- Direct/indirect lighting fixtures155US 5,988,829 ANSI Enterprises, Inc. · 1999
- Optical integrating chamber lighting using multiple color sources142US 6,995,355 B2Advanced Optical Technologies, LLC · 2006
- Recessed indirect fluorescent light fixture with flexible reflector134US 5,988,836 A1999
- Device for permanent installation of christmas lighting130US 5,813,751 A1998