H01R 4/26
Connections in which at least one of the connecting parts has projections
Official title: Connections in which at least one of the connecting parts has projections which bite into or engage the other connecting part in order to improve the contact ({H01R4/188, H01R4/203, H01R4/5075 take precedence}; using shape memory materials H01R4/01)
H01R4/26 (Connections in which at least one of the connecting parts has projections) appears on 387 US grants and 334 published applications in this corpus.
Search patents in H01R- Granted patents
- 387
- Published applications
- 334
- Assignees
- 241
- Inventors
- 812
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 8 | 0 |
| 1999 | 8 | 0 |
| 2000 | 9 | 0 |
| 2001 | 9 | 0 |
| 2002 | 8 | 9 |
| 2003 | 5 | 5 |
| 2004 | 5 | 8 |
| 2005 | 4 | 9 |
| 2006 | 6 | 5 |
| 2007 | 10 | 10 |
| 2008 | 5 | 15 |
| 2009 | 9 | 10 |
| 2010 | 12 | 10 |
| 2011 | 6 | 11 |
| 2012 | 9 | 12 |
| 2013 | 9 | 13 |
| 2014 | 11 | 22 |
| 2015 | 16 | 17 |
| 2016 | 17 | 22 |
| 2017 | 19 | 28 |
| 2018 | 22 | 15 |
| 2019 | 24 | 15 |
| 2020 | 17 | 21 |
| 2021 | 10 | 12 |
| 2022 | 9 | 10 |
| 2023 | 15 | 16 |
| 2024 | 8 | 22 |
| 2025 | 9 | 10 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Grounding device, grounding unit, contact insert and electrical plug connector, and method for producing a contact insert22 Sep 2026US 12,744,351 B2Franz Binder GmbH + Co. Elektrische Bauelemente KG
- Ground connection terminal18 Aug 2026US 12,712,293 B2Endress + Hauser GmbH + Co. KG
- Insulation displacement connection system14 Jul 2026US 12,683,301 B2
- Multi-pole electrical wiring devices with wire termination assemblies19 May 2026US 12,633,685 B2Hubbell Incorporated
- Crimp terminal with mechanical locking to secure a wire5 May 2026US 12,620,727 B2TE Connectivity India Private Limited
- Photovoltaic module interlock systems8 Oct 2026US 2026/0312536 A1Tesla, Inc.
- Removable Grounding Clip13 Aug 2026US 2026/0237916 A1Illinois Tool Works Inc.
- Multi-pole electrical wiring devices with wire termination assemblies18 Jun 2026US 2026/0171688 A1Hubbell Incorporated
- Probe and device for charging and discharging secondary battery4 Jun 2026US 2026/0155589 A1Samsung SDI.Co., Ltd.
- Tool driven splice connectors12 Mar 2026US 2026/0074443 A1Hubbell Incorporated
Most cited
By later US patents
- Return pad cable connector211US 7,473,145 B2Covidien LP · 2009
- Electrical connector device securable to metal member177US 4,023,882 A1977
- Contact structures with blades having a wiping motion164US 6,441,315 B1FormFactor, Inc. · 2002
- Miniature multiple conductor electrical connector126US 5,071,363 AMinnesota Mining and Manufacturing Company · 1991
- Bonding washer116US 8,092,129 B2Hubbell Incorporated · 2012