- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- 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: 114
10-year publication summary
|
10
|
10
|
4
|
5
|
7
|
12
|
8
|
6
|
2
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stoneage, Inc. | 279 |
12 |
| Integrated Test & Measurement (ITM), LLC | 8 |
8 |
| Clyde Bergemann, Inc. | 9 |
6 |
| LOBBE Industrieservice GmbH & Co KG | 19 |
6 |
| Groome Industrial Service Group, LLC | 13 |
5 |
| International Paper Company | 601 |
4 |
| Tube Tech International Limited | 11 |
3 |
| Westinghouse Electric Company LLC | 1190 |
3 |
| Joint Stock Company "rosenergoatom" | 72 |
3 |
| Science and Innovations - Nuclear Industry Scientific Development, Private Enterprise | 75 |
3 |
| Atomenergoremont Joint-Stock Company | 4 |
3 |
| LLC "krok" | 4 |
3 |
| Tube Tech Industrial Limited | 13 |
3 |
| Air Products and Chemicals, Inc. | 1469 |
2 |
| Clyde Bergemann GmbH Maschinen-Und Apparatebau | 11 |
2 |
| Horton, Inc. | 126 |
2 |
| Sumitomo Seika Chemicals Co., Ltd. | 1044 |
2 |
| USA DeBusk LLC | 17 |
2 |
| Thermal Engineering International (USA) Inc. | 7 |
2 |
| Mitsubishi Electric Corporation | 47971 |
1 |
| Other owners | 39 |