G01N 2223/508
Photo-acoustic
Official title: photo-acoustic
G01N2223/508 (Photo-acoustic) appears on 4 US grants and 4 published applications in this corpus.
Search patents in G01N- Granted patents
- 4
- Published applications
- 4
- Assignees
- 3
- Inventors
- 6
- Latest grant
- 4 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year.
Recent patents
- Detector cell for a photoacoustic gas sensor and photoacoustic gas sensor4 Jun 2024US 12,000,772 B2Infineon Technologies AG
- Detector cell for a photoacoustic gas sensor and photoacoustic gas sensor31 May 2022US 11,346,767 B2Infineon Technologies AG
- MEMS gas sensor1 Feb 2022US 11,237,098 B2Infineon Technologies AG
- Device and method for frequency-domain thermoacoustic sensing25 Aug 2020US 10,750,950 B2Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH)
- Detector Cell for a Photoacoustic Gas Sensor and Photoacoustic Gas Sensor21 Jul 2022US 2022/0228974 A1Infineon Technologies AG
- Detector cell for a photoacoustic gas sensor and photoacoustic gas sensor25 Feb 2021US 2021/0055207 A1Infineon Technologies AG
- Mems gas sensor1 Oct 2020US 2020/0309678 A1Infineon Technologies AG
- Device and method for frequency-domain thermoacoustic sensing16 Feb 2017US 2017/0042428 A1HELMHOL TZ ZENTRUM MUENCHEN DEUTSCHES FORSCHUNGSZENTRUM FUER etc.
Most cited
By later US patents