F21S 41/323
The reflector having two perpendicular cross sections having regular geometrical curves of
Official title: {the reflector having two perpendicular cross sections having regular geometrical curves of a distinct nature}
F21S41/323 (The reflector having two perpendicular cross sections having regular geometrical curves of) appears on 187 US grants and 147 published applications in this corpus.
Search patents in F21S- Granted patents
- 187
- Published applications
- 147
- Assignees
- 73
- Inventors
- 334
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 2 |
| 2003 | 4 | 4 |
| 2004 | 3 | 5 |
| 2005 | 1 | 8 |
| 2006 | 6 | 6 |
| 2007 | 8 | 15 |
| 2008 | 6 | 9 |
| 2009 | 9 | 8 |
| 2010 | 10 | 8 |
| 2011 | 4 | 4 |
| 2012 | 7 | 10 |
| 2013 | 2 | 9 |
| 2014 | 13 | 7 |
| 2015 | 8 | 7 |
| 2016 | 6 | 3 |
| 2017 | 7 | 3 |
| 2018 | 1 | 4 |
| 2019 | 5 | 8 |
| 2020 | 10 | 2 |
| 2021 | 4 | 6 |
| 2022 | 5 | 3 |
| 2023 | 2 | 4 |
| 2024 | 6 | 4 |
| 2025 | 4 | 4 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Vehicle lamp module and vehicle lamp including the same18 Jun 2026US 2026/0168635 A1Hyundai Mobis Co., Ltd.
- Light module and lighting device for a motor vehicle23 Apr 2026US 2026/0110413 A1Hella Saturnus Slovenija d.o.o.
- Vehicle headlight11 Dec 2025US 2025/0377083 A1Koito Manufacturing Co., Ltd.
- Vehicle lamp10 Jul 2025US 2025/0224092 A1Koito Manufacturing Co., Ltd.
Most cited
By later US patents
- Optical manifold for light-emitting diodes187US 7,286,296 B2Light Prescriptions Innovators, LLC · 2007
- Motor vehicle lighting system50US 4,569,002 AGTE Products Corporation · 1986
- Motor vehicle lighting system including a sealed lens member as part thereof43US 4,646,207 AGTE Products Corporation · 1987
- Motor vehicle headlight with condensing lens and diaphragm41US 4,517,630 ARobert Bosch GmbH · 1985
- Vehicle headlamp40US 6,953,272 B2Koito Manufacturing Co., Ltd. · 2005