H01H 1/02376
Containing as major component sno2
Official title: {containing as major component SnO2}
H01H1/02376 (Containing as major component sno2) appears on 52 US grants and 13 published applications in this corpus.
Search patents in H01H- Granted patents
- 52
- Published applications
- 13
- Assignees
- 25
- Inventors
- 86
- Latest grant
- 5 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for manufacturing an Ag-based electrical contact material, an electrical contact material and an electrical contact obtained therewith5 Mar 2024US 11,923,153 B2ABB Schweiz AG
- Silver-graphene tungsten material electrical contact tips of a low voltage circuit breaker7 Sep 2021US 11,114,254 B2Siemens Industry, Inc.
- Method for producing a contact material on the basis of silver-tin oxide or silver-zinc oxide, and contact material8 Dec 2020US 10,861,655 B2Doduco Contacts and Refining GmbH
- Contact material27 Mar 2018US 9,928,931 B2Umicore Technical Materials AG & Co. KG
- Electrical contact tip for switching applications and an electrical switching device27 Mar 2018US 9,928,971 B2ABB Schweiz AG
- Silver-graphene tungsten material electrical contact tips of a low voltage circuit breaker12 Aug 2021US 2021/0249199 A1Siemens Industry, Inc.
- Method for Manufacturing an Ag-Based Electrical Contact Material, an Electrical Contact Material and an Electrical Contact Obtained Therewith1 Apr 2021US 2021/0098208 A1ABB Schweiz AG
- Method for producing a contact material on the basis of silver-tin oxide or silver-zinc oxide, and contact material31 Jan 2019US 2019/0035563 A1Doduco Contacts and Refining GmbH
- Electrical Contact Tip For Switching Applications And An Electrical Switching Device27 Apr 2017US 2017/0117102 A1ABB Schweiz AG
- Contact material5 Mar 2015US 2015/0060741 A1Umicore AG & Co. KG
Most cited
By later US patents
- Direct current load breaking contact point constitution and switching mechanism therewith201US 6,934,134 B2OMRON Corporation · 2005
- Silver and metal oxides electrical contact material and method for making electrical contacts17US 4,565,590 ASiemens Aktiengesellschaft · 1986
- Electrical contact material16US 3,933,485 AChugai Denki Kogyo K.K. · 1976
- Method for producing composite powders based on silver-tin oxide, the composite powders so produced, and the use of such powders to produce electrical contact materials by powder metallurgy techniques16US 6,409,794 B1dmc2 Degussa Metals Catalysts Cerdec AG · 2002
- Semifinished product for electric contacts made of a composite material based on silver-tin oxide and powdermetallurgical process of making said product13US 5,360,673 ADoduco KG Dr. Eugen Durrwachter · 1994