- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam boilers
- F22B 15/00 - Water-tube boilers of horizontal type, i.e. the water-tube sets being arranged horizontally
Patent holdings for IPC class F22B 15/00
Total number of patents in this class: 44
10-year publication summary
|
9
|
5
|
4
|
2
|
1
|
3
|
1
|
2
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Skavis Corporation | 13 |
6 |
| General Electric Technology GmbH | 1657 |
4 |
| Siemens AG | 24990 |
3 |
| Alstom Technology Ltd | 1196 |
3 |
| PCL Industrial Services, Inc. | 2 |
2 |
| Chevron U.S.A. Inc. | 3774 |
1 |
| Amerifab, Inc. | 50 |
1 |
| The Babcock & Wilcox Company | 184 |
1 |
| Balcke-Durr GmbH | 18 |
1 |
| BHI Co., Ltd. | 10 |
1 |
| Catalytic Industrial Group Inc. | 18 |
1 |
| Clean Planet Inc. | 61 |
1 |
| Fccl Partnership | 38 |
1 |
| Martin GmbH fuer Unwelt- und Energietechnik | 2 |
1 |
| Noritz Corporation | 255 |
1 |
| Taizhou Dajiang Industry Co., Ltd. | 14 |
1 |
| Technip France | 737 |
1 |
| Thermolift, Inc. | 32 |
1 |
| Thillen, Thomas V. | 1 |
1 |
| Unical AG S.p.A. | 60 |
1 |
| Other owners | 11 |