H01H 1/0237
And containing oxides
Official title: and containing oxides
H01H1/0237 (And containing oxides) appears on 154 US grants and 57 published applications in this corpus.
Search patents in H01H- Granted patents
- 154
- Published applications
- 57
- Assignees
- 79
- Inventors
- 289
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 2 | 2 |
| 2005 | 2 | 3 |
| 2006 | 2 | 2 |
| 2007 | 1 | 4 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 3 |
| 2011 | 1 | 4 |
| 2012 | 2 | 2 |
| 2013 | 0 | 3 |
| 2014 | 4 | 2 |
| 2015 | 1 | 6 |
| 2016 | 2 | 1 |
| 2017 | 1 | 2 |
| 2018 | 3 | 2 |
| 2019 | 4 | 2 |
| 2020 | 3 | 1 |
| 2021 | 2 | 5 |
| 2022 | 2 | 4 |
| 2023 | 0 | 2 |
| 2024 | 4 | 0 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Silver electrolyte for depositing dispersion silver layers and contact surfaces with dispersion silver layers25 Nov 2025US 12,480,220 B2Dr.-Ing. Max Schlotter GmbH & Co. KG
- Contact material for thermal fuse and thermosensitive pellet-type thermal fuse using the same25 Nov 2025US 12,482,624 B2SCHOTT Japan Corporation
- DC high-voltage relay, and contact material for DC high-voltage relay24 Jun 2025US 12,340,956 B2Tanaka Kikinzoku Kogyo K.K.
- MEMS device built on substrate with ruthenium based contact surface material19 Nov 2024US 12,148,580 B2Menlo Microsystems, Inc.
- Levitation fuse device12 Nov 2024US 12,142,444 B2Gigavac, LLC
- Contact material for thermal fuse and thermosensitive pellet-type thermal fuse using the same22 Jun 2023US 2023/0197393 A1SCHOTT Japan Corporation
- MEMS Device Built On Substrate With Ruthenium Based Contact Surface Material2 Mar 2023US 2023/0064520 A1Menlo Microsystems, Inc.
- Plug-in contact assembly suitable for automatic transfer switch27 Oct 2022US 2022/0344851 A1Schneider Electric Industries SAS
- Dc high-voltage relay, and contact material for dc high-voltage relay13 Oct 2022US 2022/0328260 A1Tanaka Kikinzoku Kogyo K.K.
- Contact material mainly composed of ag alloy, contact using the contact material, and electrical device14 Jul 2022US 2022/0220580 A1OMRON Corporation
Most cited
By later US patents
- Direct current load breaking contact point constitution and switching mechanism therewith201US 6,934,134 B2OMRON Corporation · 2005
- Electrical contact material and method of making the same32US 4,141,727 AMatsushita Electric Industrial Co., Ltd. · 1979
- Method for making sintered silver-metal oxide electric contact material31US 3,954,459 ASiemens Aktiengesellschaft · 1976
- Sintered contact material of silver and embedded metal oxides30US 4,204,863 ASiemens Aktiengesellschaft · 1980
- Electrical contacts of dispersion strengthened gold28US 4,018,599 AEngelhard Minerals & Chemicals Corporation · 1977