- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F28G - Cleaning of internal or external surfaces of heat-exchange or heat-transfer conduits, e.g. water tubes of boilers
- F28G 15/08 - Locating position of cleaning appliances within conduits
Patent holdings for IPC class F28G 15/08
Total number of patents in this class: 52
10-year publication summary
5
|
2
|
6
|
6
|
6
|
8
|
7
|
8
|
5
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Stoneage, Inc. | 224 |
14 |
LOBBE Industrieservice GmbH & Co KG | 19 |
10 |
Terydon, Inc. | 29 |
8 |
Linde Aktiengesellschaft | 1600 |
2 |
ExxonMobil Chemical Patents Inc. | 4286 |
1 |
Arkema Inc. | 1075 |
1 |
CoreStar International Corporation | 2 |
1 |
General Electric Technology GmbH | 1657 |
1 |
Integrated Test & Measurement (ITM), LLC | 8 |
1 |
Jarin GmbH | 1 |
1 |
Martin GmbH fur Umwelt-und Energietechnik | 50 |
1 |
NLB Corp. | 21 |
1 |
Tube Tech International Limited | 14 |
1 |
Veolia Environnement - ve | 17 |
1 |
Westinghouse Electric Company LLC | 1087 |
1 |
Johannes Stickling | 5 |
1 |
Blue Box Air LLC | 13 |
1 |
RAG Austria AG | 13 |
1 |
Amerapex NDT LLC | 6 |
1 |
BC Taechan Industrial Corp. | 3 |
1 |
Other owners | 2 |