F21V 19/0055
By screwing
Official title: {by screwing}
F21V19/0055 (By screwing) appears on 487 US grants and 583 published applications in this corpus.
Search patents in F21V- Granted patents
- 487
- Published applications
- 583
- Assignees
- 304
- Inventors
- 1,013
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 4 |
| 2006 | 1 | 4 |
| 2007 | 4 | 8 |
| 2008 | 2 | 12 |
| 2009 | 5 | 17 |
| 2010 | 15 | 36 |
| 2011 | 18 | 55 |
| 2012 | 28 | 74 |
| 2013 | 48 | 56 |
| 2014 | 37 | 42 |
| 2015 | 36 | 49 |
| 2016 | 43 | 26 |
| 2017 | 32 | 32 |
| 2018 | 41 | 32 |
| 2019 | 40 | 19 |
| 2020 | 22 | 33 |
| 2021 | 27 | 25 |
| 2022 | 24 | 9 |
| 2023 | 13 | 14 |
| 2024 | 14 | 9 |
| 2025 | 15 | 16 |
| 2026 | 15 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Lamp module group25 Aug 2026US 12,716,558 B2Lumien Enterprise, Inc.
- Electronic module group17 Sep 2026US 2026/0276187 A1Lumien Enterprise, Inc.
- Chock with lighting element10 Sep 2026US 2026/0266111 A1BOLT Rescue LLC
- Led display unit with angularly adjustable connecting structure16 Jul 2026US 2026/0202041 A1Shenzhen Kingly LED Co., Ltd.
- Electrical connector installation structure for electrical appliance, and fan lamp2 Jul 2026US 2026/0185695 A1Foshan Weina Lighting Appliance Co., Ltd.
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Most cited
By later US patents
- Socket for led light source and lighting system using the socket123US 7,344,296 B2Matsushita Electric Industrial Co., Ltd. · 2008
- LED luminaire117US 8,272,762 B2Lighting Science Group Corporation · 2012
- Led lamp structure111US 7,628,513 B2Primo Lite Co., Ltd · 2009
- Lighting apparatus for portable spas and the like103US 6,435,691 B1Watkins Manufacturing Corporation · 2002
- LED light fixture103US 8,092,049 B2Ruud Lighting, Inc. · 2012