- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24J - Production or use of heat not otherwise provided for (materials therefor C09K 5/00;engines or other mechanisms for producing mechanical power from heat, see the relevant classes, e.g. f03g for using natural heat)
- F24J 2/23 - the working fluid trickling freely over collector elements
Patent holdings for IPC class F24J 2/23
Total number of patents in this class: 14
10-year publication summary
1
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2
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3
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0
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0
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0
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0
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0
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0
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0
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Abengoa Solar New Technologies, S.A. | 155 |
1 |
Babcock Power Services, Inc. | 27 |
1 |
The Babcock & Wilcox Company | 184 |
1 |
Esolar, Inc. | 9 |
1 |
Guradoor, S.L. | 9 |
1 |
Pleva Ing. Solar+biotech | 1 |
1 |
Tokyo Institute of Technology | 1367 |
1 |
Vaposun Inc. | 4 |
1 |
Zero Mass Water, Inc. | 13 |
1 |
PREFA Aluminium Produkte Ges.m.b.H. | 3 |
1 |
Ingenieria y Diseño Europeo, S.A. (idesa) | 1 |
1 |
HEMERA ENERGĺAS RENOVABLES ESPAÑA, S.L.U. | 1 |
1 |
Solable SAS | 5 |
1 |
Teks-tar Gunes Enerjileri Isitma Sogutma ve Tekstil Sanayi ve Ticaret Limited Şirketi | 1 |
1 |
Other owners | 0 |