- 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 13/00 - Appliances or processes not covered by groups ; Combinations of appliances or processes covered by groups
Patent holdings for IPC class F28G 13/00
Total number of patents in this class: 138
10-year publication summary
|
5
|
19
|
10
|
21
|
10
|
9
|
15
|
10
|
4
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kurita Water Industries Ltd. | 1110 |
12 |
| Empig AS | 11 |
5 |
| AGCO Corporation | 1062 |
4 |
| Westinghouse Electric Company LLC | 1087 |
4 |
| Coflo Technologies LLC | 4 |
4 |
| Fractal Heatsink Technologies, LLC | 18 |
3 |
| Toyota Boshoku Kabushiki Kaisha | 1304 |
3 |
| Vahterus Oy | 67 |
3 |
| U.S. Bank Trust Co National Association | 78 |
3 |
| Denso Corporation | 23338 |
2 |
| Daikin Industries, Ltd. | 9495 |
2 |
| Atieva, Inc. | 328 |
2 |
| The Chugoku Electric Power Co., Inc. | 498 |
2 |
| Crossford International, LLC | 87 |
2 |
| Diversitech Corporation | 200 |
2 |
| Ecolab USA Inc. | 5190 |
2 |
| Hiroshima University | 527 |
2 |
| INEOS Europe AG | 188 |
2 |
| Lufthansa Technik AG | 468 |
2 |
| Mitsubishi Hitachi Power Systems, Ltd. | 999 |
2 |
| Other owners | 75 |