H01R 43/042
Hand tools for crimping
H01R43/042 (Hand tools for crimping) appears on 764 US grants and 572 published applications in this corpus.
Search patents in H01R- Granted patents
- 764
- Published applications
- 572
- Assignees
- 258
- Inventors
- 905
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 10 | 0 |
| 1978 | 8 | 0 |
| 1979 | 6 | 0 |
| 1980 | 10 | 0 |
| 1981 | 7 | 0 |
| 1982 | 9 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 12 | 0 |
| 1986 | 10 | 0 |
| 1987 | 8 | 0 |
| 1988 | 13 | 0 |
| 1989 | 9 | 0 |
| 1990 | 17 | 0 |
| 1991 | 17 | 0 |
| 1992 | 15 | 0 |
| 1993 | 14 | 0 |
| 1994 | 13 | 0 |
| 1995 | 9 | 0 |
| 1996 | 11 | 0 |
| 1997 | 11 | 0 |
| 1998 | 15 | 0 |
| 1999 | 13 | 0 |
| 2000 | 14 | 0 |
| 2001 | 19 | 2 |
| 2002 | 11 | 13 |
| 2003 | 16 | 18 |
| 2004 | 23 | 22 |
| 2005 | 8 | 13 |
| 2006 | 14 | 19 |
| 2007 | 15 | 25 |
| 2008 | 14 | 19 |
| 2009 | 13 | 26 |
| 2010 | 13 | 26 |
| 2011 | 17 | 15 |
| 2012 | 23 | 21 |
| 2013 | 17 | 15 |
| 2014 | 12 | 12 |
| 2015 | 13 | 32 |
| 2016 | 23 | 24 |
| 2017 | 17 | 24 |
| 2018 | 22 | 26 |
| 2019 | 21 | 31 |
| 2020 | 23 | 36 |
| 2021 | 19 | 28 |
| 2022 | 34 | 26 |
| 2023 | 41 | 25 |
| 2024 | 25 | 32 |
| 2025 | 26 | 21 |
| 2026 | 12 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01R 43/0427Fluid actuated hand crimping tools167
- H01R 43/0421Combined with other functions131
- H01R 43/0428Power-driven hand crimping tools87
- H01R 43/0425With mandrels actuated in axial direction to the wire54
- H01R 43/0424With more than two radially actuated mandrels51
- H01R 43/045With contact member feeding mechanism42
- H01R 43/0422Operated by an explosive force7
Recent patents
- Tool with hydraulic system for regenerative extension and two-speed operation1 Sep 2026US 12,722,270 B2Milwaukee Electric Tool Corporation
- Crimping assembly, tool and die design4 Aug 2026US 12,700,706 B2Ilsco Corporation
- Hydraulic crimper tool23 Jun 2026US 12,661,763 B2Milwaukee Electric Tool Corporation
- Safety valve for a pneumatically actuatable tool16 Jun 2026US 12,654,288 B2Oetiker Schweiz AG
- Power tool16 Jun 2026US 12,654,303 B2Milwaukee Electric Tool Corporation
- Method for operating a hydrodynamic compression tool and hydrodynamic compression tool24 Sep 2026US 2026/0284848 A1Cembre S.p.A.
- Automatic contact loader apparatus for loading a handheld crimper tool17 Sep 2026US 2026/0280214 A1Tri-Star Technologies
- Sensing arrangments for a power tool3 Sep 2026US 2026/0257333 A1Milwaukee Electric Tool Corporation
- Pressing tool comprising a pair of tool parts for crimping a pressed part as well as pair of tool parts for a pressing tool20 Aug 2026US 2026/0241522 A1Gustav Klauke GmbH
- Hand pliers designed to carry out crimping, and hand pliers comprising a plier head20 Aug 2026US 2026/0246217 A1Rennsteig Werkzeuge GmbH
Most cited
By later US patents
- In-line crimping tool171US 4,080,820 AWalter Kidde & Company, Inc. · 1978
- Hand-held compression tool91US 5,553,478 ABurndy Corporation · 1996
- End connector for coaxial cable82US 6,817,897 B22004
- Crimping pliers with radially opposed jaws81US 5,261,263 A1993
- Lengthwise compliant crimping tool79US 6,293,004 B12001