H01R 33/02
Single-pole devices
Official title: Single-pole devices, e.g. holder for supporting one end of a tubular incandescent or neon lamp
H01R33/02 (Single-pole devices) appears on 154 US grants and 146 published applications in this corpus.
Search patents in H01R- Granted patents
- 154
- Published applications
- 146
- Assignees
- 95
- Inventors
- 284
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 3 |
| 2003 | 1 | 5 |
| 2004 | 6 | 3 |
| 2005 | 1 | 4 |
| 2006 | 2 | 6 |
| 2007 | 2 | 12 |
| 2008 | 8 | 17 |
| 2009 | 16 | 12 |
| 2010 | 7 | 25 |
| 2011 | 17 | 17 |
| 2012 | 17 | 4 |
| 2013 | 6 | 6 |
| 2014 | 8 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 1 |
| 2018 | 4 | 4 |
| 2019 | 3 | 6 |
| 2020 | 4 | 4 |
| 2021 | 2 | 9 |
| 2022 | 4 | 1 |
| 2023 | 3 | 2 |
| 2024 | 5 | 3 |
| 2025 | 3 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Housing for a plug-in coil element, plug-in coil element, and pane17 Mar 2026US 12,580,119 B2FEW Fahrzeugelektrik Werk GmbH & Co. KG
- Systems and methods for electrical line coupling in illumination displays7 Oct 2025US 12,438,319 B2
- Device for making releasable contact with a battery cell16 Sep 2025US 12,418,076 B2
- Track system with a support member18 Mar 2025US 12,253,156 B2Lear Corporation
- Track system with a support member31 Dec 2024US 12,181,033 B2Lear Corporation
- Elastic Contact Terminal for the End of a Lamp, and a Lamp Comprising the Same27 Aug 2026US 2026/0251272 A1Self Electronics Co., Ltd.
- Track system with a support member6 Jun 2024US 2024/0183437 A1Lear Corporation
- Non-welded and anti-deformation lamp base and non-welded and anti-deformation light bulb29 Feb 2024US 2024/0068645 A1Dongguan Huihuan Lighting Co., Ltd.
- Systems and methods for electrical line coupling in illumination displays11 Jan 2024US 2024/0011516 A1
- Electrical Connector for Adjustable Illuminated Refrigerator Shelf Assembly9 Feb 2023US 2023/0038141 A1TE Connectivity India Private Limited
Most cited
By later US patents
- Flexible light rail168US 5,027,262 ALucifier Lighting Company · 1991
- Flexible light rail151US 4,874,320 A1989
- Connective mechanism for adjacent fluorescent fixtures78US 4,726,781 ALightolier Incorporated · 1988
- Mechanical shunt for use in a socket in a string of lights70US 7,554,266 B1Willis Electric Co., Ltd. · 2009
- Connecting member and connector each having a slider adapted to displace contact portions64US 7,503,786 B2Japan Aviation Electronics Industry, Limited · 2009