- 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 1/08 - Non-rotary, e.g. reciprocated, appliances having scrapers, hammers, or cutters, e.g. rigidly mounted
Patent holdings for IPC class F28G 1/08
Total number of patents in this class: 34
10-year publication summary
2
|
4
|
5
|
2
|
6
|
1
|
3
|
1
|
1
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Linde Aktiengesellschaft | 1600 |
5 |
RAG Austria AG | 13 |
3 |
Arts | 20 |
2 |
Canadian Natural Resources Limited | 44 |
2 |
Guangdong Jumper Thermal Technology Co., Ltd. | 2 |
2 |
Robert Bosch GmbH | 40953 |
1 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
A-heat Allied Heat Exchange Technology AG | 8 |
1 |
ACO Severin Ahlmann GmbH & Co. KG | 115 |
1 |
The Arizona Board of Regents on Behalf of the University of Arizona | 1906 |
1 |
Huber SE | 88 |
1 |
IHI Corporation | 3268 |
1 |
JFE Steel Corporation | 6067 |
1 |
Teknologian Tutkimuskeskus VTT Oy | 471 |
1 |
Thermitech Solutions Limited | 1 |
1 |
Ungaro SRL | 11 |
1 |
Noa Co., Ltd. | 3 |
1 |
Sidel Global Environmental LLC | 3 |
1 |
Felino-fundição de Const. Mecânicas, SA | 1 |
1 |
Kukdo Precision Co., Ltd. | 2 |
1 |
Other owners | 5 |