- 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 3/16 - Rotary appliances using jets of fluid for removing debris
Patent holdings for IPC class F28G 3/16
Total number of patents in this class: 117
10-year publication summary
|
13
|
10
|
10
|
4
|
5
|
7
|
12
|
7
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stoneage, Inc. | 225 |
12 |
| Integrated Test & Measurement (ITM), LLC | 8 |
8 |
| Clyde Bergemann, Inc. | 10 |
6 |
| LOBBE Industrieservice GmbH & Co KG | 19 |
6 |
| Joint Stock Company "rosenergoatom" | 83 |
5 |
| Dos Viejos Amigos, LLC | 5 |
5 |
| Science and Innovations - Nuclear Industry Scientific Development, Private Enterprise | 66 |
5 |
| Atomenergoremont Joint-Stock Company | 6 |
5 |
| LLC "krok" | 6 |
5 |
| International Paper Company | 815 |
4 |
| Tube Tech International Limited | 11 |
3 |
| Tube Tech Industrial Limited | 12 |
3 |
| Clyde Bergemann GmbH Maschinen-Und Apparatebau | 10 |
2 |
| Horton, Inc. | 118 |
2 |
| Soottech Aktiebolag | 5 |
2 |
| Sumitomo Seika Chemicals Co., Ltd. | 1036 |
2 |
| T5 Technologies, Inc. | 5 |
2 |
| Westinghouse Electric Company LLC | 1116 |
2 |
| USA DeBusk LLC | 19 |
2 |
| Thermal Engineering International (USA) Inc. | 5 |
2 |
| Other owners | 34 |