H01R 4/56
One conductor screwing into another
Official title: one conductor screwing into another
H01R4/56 (One conductor screwing into another) appears on 189 US grants and 215 published applications in this corpus.
Search patents in H01R- Granted patents
- 189
- Published applications
- 215
- Assignees
- 172
- Inventors
- 464
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 4 |
| 2003 | 3 | 3 |
| 2004 | 2 | 6 |
| 2005 | 4 | 6 |
| 2006 | 3 | 6 |
| 2007 | 3 | 1 |
| 2008 | 2 | 7 |
| 2009 | 1 | 4 |
| 2010 | 8 | 6 |
| 2011 | 4 | 7 |
| 2012 | 4 | 5 |
| 2013 | 3 | 7 |
| 2014 | 4 | 10 |
| 2015 | 6 | 10 |
| 2016 | 9 | 11 |
| 2017 | 15 | 12 |
| 2018 | 7 | 12 |
| 2019 | 16 | 10 |
| 2020 | 16 | 21 |
| 2021 | 12 | 13 |
| 2022 | 7 | 11 |
| 2023 | 5 | 8 |
| 2024 | 6 | 18 |
| 2025 | 9 | 10 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cable connector25 Aug 2026US 12,719,192 B2Ls Electric Co., Ltd.
- Ported hardware for overhead electrical cables21 Jul 2026US 12,689,203 B2CTC Global Corporation
- Connection arrangement for fastening an electrical contact element to an electrical conductor7 Apr 2026US 12,597,719 B2TE Connectivity Germany GmbH
- Modular quick disconnect system for welding and cutting systems and method of making24 Feb 2026US 12,558,736 B2American Torch Tip Company
- Spiral lock electrical connection assembly3 Feb 2026US 12,542,380 B2Innovex Downhole Solutions, Inc.
- Connector3 Sep 2026US 2026/0261066 A1Tyco Electronics (Shanghai) Co., Ltd.
- Charging connector18 Jun 2026US 2026/0171726 A1Changchun Jetty Automotive Technology Co., Ltd.
- Torque indicating apparatus for electrical device and electrical device11 Jun 2026US 2026/0160291 A1Schneider Electric Industries SAS
- Connection apparatus for contact-protected connection of two conductors23 Apr 2026US 2026/0112825 A1Webasto SE
- Protective cap for electrical connector26 Mar 2026US 2026/0088530 A1Pratt & Whitney Canada Corp.
Most cited
By later US patents
- Cardiac lead with ETEE coated DBS coil64US 6,141,593 AIntermedics, Inc. · 2000
- Interchangeable electrical connector63US 6,176,716 B1Monster Cable Products, Inc. · 2001
- Tool for sealing and attaching a lead to a body implantable device57US 4,461,194 ACardio-Pace Medical, Inc. · 1984
- Electrical connector assembly and method for connecting the same52US 4,857,021 ACooper Power Systems, Inc. · 1989
- Three-phase connector for electric vehicle drivetrain51US 6,890,218 B2Ballard Power Systems Inc. · 2005