H01R 33/74
Devices having four or more poles
Official title: Devices having four or more poles {, e.g. holders for compact fluorescent lamps}
H01R33/74 (Devices having four or more poles) appears on 409 US grants and 387 published applications in this corpus.
Search patents in H01R- Granted patents
- 409
- Published applications
- 387
- Assignees
- 252
- Inventors
- 819
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 13 | 4 |
| 2002 | 11 | 16 |
| 2003 | 13 | 14 |
| 2004 | 15 | 21 |
| 2005 | 13 | 11 |
| 2006 | 12 | 10 |
| 2007 | 10 | 5 |
| 2008 | 14 | 14 |
| 2009 | 7 | 11 |
| 2010 | 12 | 11 |
| 2011 | 5 | 5 |
| 2012 | 6 | 7 |
| 2013 | 12 | 11 |
| 2014 | 5 | 3 |
| 2015 | 6 | 7 |
| 2016 | 2 | 19 |
| 2017 | 22 | 25 |
| 2018 | 19 | 19 |
| 2019 | 27 | 38 |
| 2020 | 33 | 38 |
| 2021 | 27 | 26 |
| 2022 | 24 | 25 |
| 2023 | 25 | 21 |
| 2024 | 17 | 13 |
| 2025 | 13 | 8 |
| 2026 | 9 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Socket interconnect structures and related methods8 Sep 2026US 12,731,947 B2Intel Corporation
- Stackable docking station18 Aug 2026US 12,712,329 B2Acrox Technologies Co., Ltd.
- Prefabricated rubber socket11 Aug 2026US 12,704,526 B2
- Aerosol-generating system with improved electrical connector4 Aug 2026US 12,700,746 B2Philip Morris Products S. A.
- Connector28 Jul 2026US 12,695,227 B2Japan Aviation Electronics Industry, Limited
- Socket13 Aug 2026US 2026/0237950 A1OMRON Corporation
- Lamp with hybrid connector and lamp assembly having the same29 Jan 2026US 2026/0029096 A1Xiamen PVTECH Co., Ltd.
- Manufacturing jig for electrical connection device and method of manufacturing electrical connection device29 Jan 2026US 2026/0029427 A1Kabushiki Kaisha Nihon Micronics
- Probe apparatus15 Jan 2026US 2026/0016503 A1Kabushiki Kaisha Nihon Micronics
- Electrical component socket1 Jan 2026US 2026/0002960 A1Enplas Corporation
Most cited
By later US patents
- Ostomy appliance with layered base plate104US 10,799,385 B2Coloplast A/S · 2020
- Modular mezzanine connector98US 6,869,292 B2FCI Americas Technology, Inc. · 2005
- Electrical connector with interspersed entry ports for pins of different LEDs80US 6,666,689 B12003
- Networked LED lighting system77US 9,644,828 B12017
- Waste water purification system with complementary interlocking germicidal lamp and socket construction67US 5,422,487 ALight Sources, Inc. · 1995