H01H 1/0201
Materials for reed contacts
Official title: {Materials for reed contacts}
H01H1/0201 (Materials for reed contacts) appears on 23 US grants and 8 published applications in this corpus.
Search patents in H01H- Granted patents
- 23
- Published applications
- 8
- Assignees
- 17
- Inventors
- 66
- Latest grant
- 19 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 2 |
| 2023 | 2 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ceramic reed switch19 Dec 2023US 11,848,165 B2Jiaxing Hongyu Technology Co., Ltd
- Bend web design for reed switches4 Apr 2023US 11,621,132 B2Littelfuse, Inc.
- Contact switch coating19 Apr 2022US 11,309,140 B2Littelfuse, Inc.
- Wire for reed switch, reed piece for reed switch, and reed switch4 Aug 2020US 10,731,235 B2Sumitomo Electric Industries, Ltd.
- Reed switch contact coating21 Jul 2009US 7,564,330 B2Key Safety Systems, Inc.
- Magnetic metal proximity electric switch9 Jul 2026US 2026/0197000 A1
- Ceramic reed switch2 Feb 2023US 2023/0037118 A1Jiaxing Hongyu Technology Co., Ltd
- Bend web design for reed switches8 Dec 2022US 2022/0392720 A1Littelfuse, Inc.
- Contact switch coating21 Apr 2022US 2022/0122784 A1Littelfuse, Inc.
- Contact switch coating9 Jul 2020US 2020/0219670 A1Littelfuse, Inc.
Most cited
By later US patents
- Reed switch construction11US 3,949,335 ACorning Glass Works · 1976
- Process of producing semi-hard magnetic materials11US 3,989,557 AFujitsu Limited · 1976
- Electrical contact and process of manufacture8US 4,088,803 AFujitsu Limited · 1978
- High remanence iron-manganese alloys for magnetically actuated devices8US 4,475,961 AAT&T Bell Laboratories · 1984
- Electrical switching contact4US 4,129,765 AW. C. Heraeus GmbH · 1978