H01H 9/0011
Voltage selector switches
Official title: {Voltage selector switches}
H01H9/0011 (Voltage selector switches) appears on 29 US grants and 29 published applications in this corpus.
Search patents in H01H- Granted patents
- 29
- Published applications
- 29
- Assignees
- 21
- Inventors
- 85
- Latest grant
- 18 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 2 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 4 |
| 2016 | 3 | 2 |
| 2017 | 0 | 0 |
| 2018 | 3 | 4 |
| 2019 | 2 | 1 |
| 2020 | 2 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 5 |
| 2023 | 1 | 0 |
| 2024 | 2 | 1 |
| 2025 | 1 | 4 |
By publication year. Applications have been published since 2001.
Recent patents
- On-load tap changer18 Mar 2025US 12,255,035 B2Maschinenfabrik Reinhausen GmbH
- On-load tap changer10 Sep 2024US 12,087,537 B2Maschinenfabrik Reinhausen GmbH
- Method for carrying out a switchover of at least two switching means for equipment, and drive system for at least two switching means in equipment2 Apr 2024US 11,948,761 B2Maschinenfabrik Reinhausen GmbH
- Selector for on-load tap changer24 Oct 2023US 11,798,752 B2Maschinenfabrik Reinhausen GmbH
- Transformer device with modified voltage tap arrangement18 Aug 2020US 10,747,244 B2SAI Advanced Power Solutions
- On-load tap-changer25 Dec 2025US 2025/0391617 A1West Journey Corporation
- State analysis of an on-load tap changer24 Jul 2025US 2025/0237700 A1Maschinenfabrik Reinhausen GmbH
- No-arc on-load tap changer, switching control method and electrical equipment3 Jul 2025US 2025/0218654 A1
- On-load tap changer and tap-changing transformer having an on-load tap changer5 Jun 2025US 2025/0182979 A1Maschinenfabrik Reinhausen GmbH
- Load changeover switch for an on-load tap changer and a method for producing a load changeover switch15 Aug 2024US 2024/0274377 A1
Most cited
By later US patents
- Control apparatus for switching a battery pack39US 4,957,831 ABlack & Decker Inc. · 1990
- A.C. Power entry module29US 4,488,201 ACorcom, Inc. · 1984
- Switching system for plural simmer voltages17US 6,953,915 B2Robertshaw Controls Company · 2005
- Selector switch assembly for load tap changer17US 8,686,302 B2ABB Technology AG · 2014
- Dual voltage switch15US 4,532,386 ARTE Corporation · 1985