- 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 1/16 - Non-rotary, e.g. reciprocated, appliances using jets of fluid for removing debris
Patent holdings for IPC class F28G 1/16
Total number of patents in this class: 271
10-year publication summary
20
|
20
|
33
|
32
|
36
|
26
|
23
|
23
|
21
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Stoneage, Inc. | 224 |
34 |
Terydon, Inc. | 29 |
11 |
LOBBE Industrieservice GmbH & Co KG | 19 |
9 |
Fractal Heatsink Technologies, LLC | 18 |
7 |
Blue Box Air LLC | 13 |
6 |
Peinemann Equipment B.V. | 20 |
5 |
Saudi Arabian Oil Company | 11322 |
5 |
Soottech Aktiebolag | 7 |
5 |
Tube Tech International Limited | 14 |
5 |
Johannes Stickling | 5 |
5 |
Tube Tech Industrial Limited | 9 |
5 |
Mitsubishi Electric Corporation | 43934 |
4 |
Coil Flow Max Inc. | 5 |
4 |
Westinghouse Electric Company LLC | 1087 |
4 |
Clyde Bergemann GmbH | 8 |
3 |
Clyde Bergemann GmbH Maschinen-Und Apparatebau | 10 |
3 |
Horton, Inc. | 118 |
3 |
Martin GmbH fur Umwelt-und Energietechnik | 50 |
3 |
Sentro Technologies USA, LLC | 7 |
3 |
Tubemaster, Inc. | 49 |
3 |
Other owners | 144 |