F21V 11/12
Of slot type
Official title: of slot type
F21V11/12 (Of slot type) appears on 79 US grants and 57 published applications in this corpus.
Search patents in F21V- Granted patents
- 79
- Published applications
- 57
- Assignees
- 55
- Inventors
- 146
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 4 | 1 |
| 2005 | 1 | 5 |
| 2006 | 2 | 0 |
| 2007 | 2 | 1 |
| 2008 | 3 | 4 |
| 2009 | 1 | 3 |
| 2010 | 3 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 6 |
| 2013 | 3 | 1 |
| 2014 | 1 | 1 |
| 2015 | 3 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 2 |
| 2018 | 1 | 2 |
| 2019 | 4 | 2 |
| 2020 | 6 | 4 |
| 2021 | 3 | 3 |
| 2022 | 6 | 4 |
| 2023 | 4 | 1 |
| 2024 | 4 | 6 |
| 2025 | 5 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light shading element and stage light fixture having same28 Oct 2025US 12,455,063 B1Guangzhou Haoyang Electronic Co., Ltd.
- Louvred lighting fixture14 Oct 2025US 12,442,512 B2TM Lighting LTD
- Lighting device with a light shield having apertures7 Oct 2025US 12,435,859 B2Lutron Technology Company LLC
- Vehicle lamp device5 Aug 2025US 12,379,087 B2Coplus Inc.
- Coating for a framing shutter for a luminaire8 Jul 2025US 12,352,410 B2Robe Lighting s.r.o.
- Vehicle lamp16 Jul 2026US 2026/0202034 A1Ichikoh Industries, Ltd.
- Lighting device with a light shield having apertures4 Dec 2025US 2025/0369591 A1Lutron Technology Company LLC
- Generation of One or More Edges of Luminosity to Form Three-Dimensional Models of Objects10 Apr 2025US 2025/0116511 A1VISIE Inc.
- Coating for a framing shutter for a luminaire27 Feb 2025US 2025/0067419 A1Robe Lighting s.r.o.
- Vehicle lamp device19 Dec 2024US 2024/0418335 A1Coplus Inc.
Most cited
By later US patents
- Direct/indirect lighting fixtures155US 5,988,829 ANSI Enterprises, Inc. · 1999
- Recessed indirect fluorescent light fixture with flexible reflector134US 5,988,836 A1999
- Lighting fixture119US 4,943,900 A1990
- Tubular overhead lighting system66US 4,712,165 A1987
- Architectural lighting distributed from contained radially collimated light and compact efficient luminaires66US 6,536,921 B12003