H01H 9/0033
With means for indicating the selected tap or limiting the number of
Official title: {with means for indicating the selected tap or limiting the number of selectable taps}
H01H9/0033 (With means for indicating the selected tap or limiting the number of) appears on 25 US grants and 20 published applications in this corpus.
Search patents in H01H- Granted patents
- 25
- Published applications
- 20
- Assignees
- 11
- Inventors
- 53
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 1 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 3 |
| 2015 | 2 | 1 |
| 2016 | 1 | 2 |
| 2017 | 3 | 3 |
| 2018 | 1 | 1 |
| 2019 | 2 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Switch device30 Sep 2025US 12,431,306 B2Kabushiki Kaisha Tokai Rika Denki Seisakusho
- On-load tap changer, regulating transformer with on-load tap changer, and method for connecting an on-load tap changer16 Nov 2021US 11,177,086 B2Maschinenfabrik Reinhausen GmbH
- Tap changer with an improved monitoring system17 Nov 2020US 10,840,033 B2ABB Power Grids Switzerland AG
- On-load tap changer device17 Sep 2019US 10,418,196 B2Ormazabal Corporate Technology, A.I.E.
- Motor drive with disengageable coupling26 Mar 2019US 10,242,811 B2Maschinenfabrik Reinhausen GmbH
- Adapter device8 Feb 2024US 2024/0047149 A1
- Switch device28 Sep 2023US 2023/0307198 A1Kabushiki Kaisha Tokai Rika Denki Seisakusho
- On-load tap changer, regulating transformer with on-load tap changer, and method for connecting an on-load tap changer25 Jul 2019US 2019/0228922 A1Maschinenfabrik Reinhausen GmbH
- On-load tap changer device3 May 2018US 2018/0122591 A1Ormazabal Corporate Technology, A.I.E.
- Tap changer with an improved monitoring system21 Sep 2017US 2017/0271097 A1ABB Schweiz AG
Most cited
By later US patents
- Tap selector39US 6,060,669 AMaschinenfabrik Reinhausen GmbH · 2000
- Motor driven step switch11US 5,736,827 AMaschinenfabrik Reinhausen GmbH · 1998
- Position signalling device10US 6,087,607 AMaschinenfabrik Reinhausen GmbH · 2000
- End stop for stepper for step-type transformer9US 5,165,295 AMaschinenfabrik Reinhausen GmbH · 1992
- Position indicator8US 6,234,106 B1Maschinenfabrik Reinhausen GmbH · 2001