G01L 23/226
Using specific filtering
Official title: {using specific filtering}
G01L23/226 (Using specific filtering) appears on 19 US grants and 21 published applications in this corpus.
Search patents in G01L- Granted patents
- 19
- Published applications
- 21
- Assignees
- 15
- Inventors
- 46
- Latest grant
- 9 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 2 |
| 2013 | 0 | 2 |
| 2014 | 0 | 2 |
| 2015 | 3 | 2 |
| 2016 | 2 | 4 |
| 2017 | 1 | 2 |
| 2018 | 2 | 0 |
| 2019 | 5 | 1 |
| 2020 | 2 | 3 |
| 2021 | 2 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year.
Recent patents
- Knocking determination device and knocking control device9 Jul 2024US 12,033,444 B2Denso Corporation
- Internal combustion engines having super knock mitigation controls and methods for their operation18 Oct 2022US 11,473,550 B2King Abdullah University of Science and Technology
- Method and system for combustion control in a combustion chamber of an internal combustion engine21 Dec 2021US 11,204,013 B2Fpt Industrial S.P.A.
- Method and device for controlling knocking in an internal combustion engine4 May 2021US 10,995,691 B2Robert Bosch GmbH
- System and method for valve event detection and control1 Sep 2020US 10,760,543 B2Innio Jenbacher GmbH & Co OG
- Knocking determination device and knocking control device22 Dec 2022US 2022/0406102 A1Denso Corporation
- Pressure detection signal processing device, engine control system, and program4 Nov 2021US 2021/0341347 A1Mikuni Corporation
- Method and system for combustion control in a combustion chamber of an internal combustion engine11 Feb 2021US 2021/0040930 A1Fpt Industrial S.P.A.
- Method and device for controlling knocking in an internal combustion engine5 Nov 2020US 2020/0347794 A1Robert Bosch GmbH
- Internal combustion engines having super knock mitigation controls and methods for their operation20 Aug 2020US 2020/0263651 A1King Abdullah University of Science and Technology
Most cited
By later US patents
- Systems and methods to distinguish engine knock from piston slap4US 9,695,761 B2General Electric Company · 2017
- Method and device for controlling knocking in an internal combustion engine2US 10,995,691 B2Robert Bosch GmbH · 2021
- Abnormal combustion detection apparatus and control unit of internal combustion engine2US 9,074,538 B2Denso Corporation · 2015
- Method for processing a voltage signal relating to the pressure prevailing in a combustion chamber of a cylinder of an internal combustion engine1US 10,386,268 B2Continental Automotive France · 2019
- Control unit of internal combustion engine1US 8,949,005 B2Mitsubishi Electric Corporation · 2015