H01H 1/027
Containing carbon particles or fibres
Official title: containing carbon particles or fibres
H01H1/027 (Containing carbon particles or fibres) appears on 82 US grants and 78 published applications in this corpus.
Search patents in H01H- Granted patents
- 82
- Published applications
- 78
- Assignees
- 70
- Inventors
- 218
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 3 |
| 2005 | 0 | 10 |
| 2006 | 4 | 5 |
| 2007 | 5 | 5 |
| 2008 | 1 | 5 |
| 2009 | 8 | 4 |
| 2010 | 8 | 5 |
| 2011 | 2 | 5 |
| 2012 | 1 | 1 |
| 2013 | 4 | 2 |
| 2014 | 0 | 3 |
| 2015 | 2 | 6 |
| 2016 | 3 | 3 |
| 2017 | 3 | 2 |
| 2018 | 0 | 1 |
| 2019 | 3 | 2 |
| 2020 | 3 | 3 |
| 2021 | 2 | 2 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 4 |
| 2025 | 1 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composite material for electrical contacts and method of producing same22 Sep 2026US 12,744,166 B2Applied Carbon Nano Technology Co., Ltd
- 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
- Device for preventing human body from being jammed using change in capacitance2 Jul 2024US 12,024,936 B2Vitonet Ap Co., Ltd.
- Composite plated product and method for producing same5 Mar 2024US 11,920,255 B2Dowa Metaltech Co., Ltd.
- Graphene composite material for sliding contact23 Nov 2021US 11,183,344 B2Hitachi Energy Switzerland AG
- Electrical Contact with Multilayer Coating20 Aug 2026US 2026/0245808 A1ABB Schweiz AG
- Electrical contact conductor25 Jun 2026US 2026/0182354 A1Zhejiang Chint Electrics Co., Ltd.
- Dry Mechanism with Multilayer Coating20 Nov 2025US 2025/0357056 A1ABB Schweiz AG
- Brazing Method, Brazed Joint, and Braze16 Jan 2025US 2025/0018489 A1ABB Schweiz AG
- Self-Lubricating Coating, Fabrication Method, and Electrical Contact8 Aug 2024US 2024/0263335 A1TE Connectivity Solutions GmbH
Most cited
By later US patents
- Nanotube-based switching elements with multiple controls122US 6,990,009 B2Nantero, Inc. · 2006
- Circuit breaker contact containing silver and graphite fibers40US 4,699,763 AWestinghouse Electric Corp. · 1987
- Nanotube device structure and methods of fabrication40US 7,071,023 B2Nantero, Inc. · 2006
- Electrical component containing magnetic particles35US 5,843,567 AXerox Corporation · 1998
- High performance electric contacts33US 5,599,615 AXerox Corporation · 1997