H01R 4/302
Having means for preventing loosening of screw or nut
Official title: {having means for preventing loosening of screw or nut, e.g. vibration-proof connection}
H01R4/302 (Having means for preventing loosening of screw or nut) appears on 129 US grants and 136 published applications in this corpus.
Search patents in H01R- Granted patents
- 129
- Published applications
- 136
- Assignees
- 112
- Inventors
- 308
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 2 | 5 |
| 2007 | 2 | 3 |
| 2008 | 2 | 3 |
| 2009 | 3 | 1 |
| 2010 | 2 | 5 |
| 2011 | 3 | 4 |
| 2012 | 4 | 4 |
| 2013 | 6 | 4 |
| 2014 | 4 | 6 |
| 2015 | 9 | 9 |
| 2016 | 6 | 8 |
| 2017 | 7 | 10 |
| 2018 | 7 | 7 |
| 2019 | 8 | 7 |
| 2020 | 9 | 4 |
| 2021 | 5 | 8 |
| 2022 | 3 | 6 |
| 2023 | 6 | 4 |
| 2024 | 5 | 13 |
| 2025 | 5 | 10 |
| 2026 | 2 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Breakaway threaded fasteners and electrical connectors having such fasteners10 Feb 2026US 12,546,356 B2Hubbell Incorporated
- Connector arrangement for a wind turbine down conductor, and wind turbine21 Oct 2025US 12,448,951 B2Siemens Gamesa Renewable Energy A/S
- Electrical feed through connector30 Sep 2025US 12,431,639 B2Rocal Corporation
- Food and beverage pipe bonding mechanical jumper kit19 Aug 2025US 12,394,916 B2ABB Schweiz AG
- Terminal base30 Jul 2026US 2026/0221673 A1Sumitomo Wiring Systems, Ltd.
- Nut press-fitting structure2 Jul 2026US 2026/0183878 A1Yazaki Corporation
- Vibration-resistant contact arrangement for hv connections25 Jun 2026US 2026/0180207 A1TE Connectivity Solutions GmbH
- Torque indicating apparatus for electrical device and electrical device11 Jun 2026US 2026/0160291 A1Schneider Electric Industries SAS
- Clamping body, connection assembly, and connection terminal11 Jun 2026US 2026/0163255 A1Phoenix Contact GmbH & Co.KG
Most cited
By later US patents
- Device for detecting an applied compressive load67US 3,945,704 A1976
- Screw or nut and a captive washer51US 4,123,132 APye (Electronic Products) Limited · 1978
- Stud bolt holder for a power distribution box50US 6,322,376 B1Yazaki North America, Inc. · 2001
- Fast release connector43US 4,214,806 A1980
- Apparatus for electrically bonding a solar array36US 9,865,938 B2IronRidge, Inc. · 2018