H01R 4/01
Connections using shape memory materials
Official title: Connections using shape memory materials, e.g. shape memory metal
H01R4/01 (Connections using shape memory materials) appears on 114 US grants and 64 published applications in this corpus.
Search patents in H01R- Granted patents
- 114
- Published applications
- 64
- Assignees
- 79
- Inventors
- 240
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 10 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 2 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 3 | 5 |
| 2008 | 0 | 3 |
| 2009 | 3 | 2 |
| 2010 | 3 | 3 |
| 2011 | 1 | 2 |
| 2012 | 4 | 4 |
| 2013 | 3 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 3 |
| 2016 | 1 | 6 |
| 2017 | 3 | 2 |
| 2018 | 4 | 1 |
| 2019 | 4 | 3 |
| 2020 | 1 | 2 |
| 2021 | 0 | 5 |
| 2022 | 6 | 3 |
| 2023 | 2 | 2 |
| 2024 | 4 | 7 |
| 2025 | 3 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Safety element and plug connector15 Sep 2026US 12,738,693 B2Hirschmann Automotive GmbH
- Shape memory alloy (SMA) bimorph actuators and methods for manufacturing the same30 Dec 2025US 12,510,061 B2Hutchinson Technology Incorporated
- Aircraft and electrical connector for connecting electrical conductors in an aircraft8 Jul 2025US 12,355,184 B2Airbus Operations GmbH
- Methods for forming an invasive deployable transducer using shape memory polymer14 Jan 2025US 12,201,024 B2GE Precision Healthcare LLC
- Conductive connecting member31 Dec 2024US 12,183,480 B2Sumitomo Wiring Systems, Ltd.
- Electrical connection unit9 Apr 2026US 2026/0100521 A1Autonetworks Technologies, Ltd.
- Shape Memory Alloy (SMA) Bimorph Actuators And Methods For Manufacturing The Same26 Mar 2026US 2026/0085667 A1Hutchinson Technology Incorporated
- Quick power connection structure19 Mar 2026US 2026/0081364 A1Zhongshan Leaves LED Lighting Technology CO.,Ltd
- Contact element with shape memory material20 Feb 2025US 2025/0062560 A1TE Connectivity Solutions GmbH
- Cantilever contact support using memory metal structure2 Jan 2025US 2025/0007196 A1International Business Machines Corporation
Most cited
By later US patents
- Heat-recoverable coupling assembly215US 4,650,228 ARaychem Corporation · 1987
- Thermally responsive electrical connector143US 4,621,882 ABeta Phase, Inc. · 1986
- Electrical connector using shape memory alloy coil springs112US 5,092,781 AAMP Incorporated · 1992
- High density and high signal integrity connector108US 4,911,643 ABeta Phase, Inc. · 1990
- Double action spring actuator99US 4,811,564 A1989