H01H 2061/0115
Shape memory alloy [sma] actuator formed by coil spring
Official title: {Shape memory alloy [SMA] actuator formed by coil spring}
H01H2061/0115 (Shape memory alloy [sma] actuator formed by coil spring) appears on 25 US grants and 4 published applications in this corpus.
Search patents in H01H- Granted patents
- 25
- Published applications
- 4
- Assignees
- 22
- Inventors
- 42
- Latest grant
- 5 Nov 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Relay with SMA wire driven mechanism5 Nov 2019US 10,468,218 B2Issa Technology Co., Ltd.
- Electrical switching devices using a shape memory alloy (SMA) actuation mechanism19 Apr 2011US 7,928,826 B1Rockwell Collins, Inc.
- Compact disconnect switch1 Jun 2004US 6,744,344 B2Siemens Aktiengesellschaft
- Temperature responsive switch with shape memory actuator29 May 2001US 6,239,686 B1Therm-O-Disc, Incorporated
- Switch having a safety element18 Jul 2000US 6,091,315 A
- Wire forming of shape-memory alloys (smas) or negative thermal expansion (nte) materials for use in an energy recovery system25 Jun 2020US 2020/0200155 A1
- Relay with sma wire driven mechanism25 Jul 2019US 2019/0228939 A1Issa Technology Co., Ltd.
- Repeatable Fuse for Preventing Over-Current11 Sep 2014US 2014/0253280 A1MS Techvision Co., Ltd.
- Compact disconnect switch8 Jan 2004US 2004/0004530 A1Siemens Aktiengesellschaft
Most cited
By later US patents
- Self-regulated actuator103US 4,524,343 ARaychem Corporation · 1985
- Non-aqueous secondary cell80US 5,567,539 AFuji Photo Film Co., Ltd. · 1996
- Thermal and current sensing switch40US 5,014,036 AOrient Co., Ltd. · 1991
- Self-protecting and conditioning memory metal actuator39US 4,559,512 ARaychem Corporation · 1985
- Shape-memory electromechanical drive37US 4,736,587 AKabushiki Kaisha Tokai Rika Denki Seisakusho · 1988