G01R 1/40
Modifications of instruments to indicate the maximum or the minimum value reached
Official title: Modifications of instruments to indicate the maximum or the minimum value reached in a time interval, e.g. by maximum indicator pointer
G01R1/40 (Modifications of instruments to indicate the maximum or the minimum value reached) appears on 5 US grants and 4 published applications in this corpus.
Search patents in G01R- Granted patents
- 5
- Published applications
- 4
- Assignees
- 3
- Inventors
- 9
- Latest grant
- 5 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method for detecting low impedance condition at output of electrical converter, control unit, computer program product and electrical converter5 Dec 2023US 11,837,964 B2Danfoss Power Electronics A/S
- High speed digital transient waveform detection system and method for use in an intelligent electronic device19 Apr 2022US 11,307,227 B2Electro Industries/Gauge Tech
- Valley and peak detection for switching power converter26 May 2020US 10,666,152 B2Dialog Semiconductor GmbH
- High speed digital transient waveform detection system and method for use in an intelligent electronic device4 Mar 2014US 8,666,688 B2Electro Industries/Gauge Tech
- Method and apparatus for comparing load current in an electrical circuit with the capacity of its supply source1 Jul 1997US 5,644,238 A
- Method for detecting low impedance condition at output of electrical converter, control unit, computer program product and electrical converter11 Nov 2021US 2021/0351701 A1Danfoss Power Electronics A/S
- Valley and peak detection for switching power converter21 Feb 2019US 2019/0058450 A1Dialog Semiconductor GmbH
- High Speed Digital Transient Waveform Detection System and Method for Use in an Intelligent Electronic Device26 Jun 2014US 2014/0176117 A1Electro Industries/Gauge Tech
- High speed digital transient waveform detection system and method for use in an intelligent device4 Sep 2008US 2008/0215264 A1Electro Industries/Gauge Tech
Most cited
By later US patents
- High speed digital transient waveform detection system and method for use in an intelligent electronic device27US 8,666,688 B2Electro Industries/Gauge Tech · 2014
- Method and apparatus for comparing load current in an electrical circuit with the capacity of its supply source13US 5,644,238 A1997
- High speed digital transient waveform detection system and method for use in an intelligent electronic device2US 11,307,227 B2Electro Industries/Gauge Tech · 2022
- Valley and peak detection for switching power converter1US 10,666,152 B2Dialog Semiconductor GmbH · 2020