- 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 1/02 - Non-rotary, e.g. reciprocated, appliances having brushes
Patent holdings for IPC class F28G 1/02
Total number of patents in this class: 23
10-year publication summary
|
4
|
2
|
3
|
0
|
1
|
3
|
0
|
2
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Crossford International, LLC | 87 |
3 |
| LG Electronics Inc. | 73383 |
2 |
| Arts | 19 |
2 |
| Back Porch Holdings Inc. | 3 |
2 |
| Mitsubishi Electric Corporation | 46249 |
1 |
| Aker Subsea AS | 129 |
1 |
| BDR Thermea Group B.V. | 151 |
1 |
| GREE Electric Appliances, Inc. of Zhuhai | 3246 |
1 |
| Huber SE | 100 |
1 |
| The Kim Family Trust, a California trust, comprising Jeanne M. Kim, a U.S. citizen, The | 11 |
1 |
| Schweitzer Project S.p.A. | 16 |
1 |
| Tokyo Electric Power Company Holdings, Incorporated | 98 |
1 |
| Yara International ASA | 862 |
1 |
| Tamagawa University and Tamagawa Academy | 22 |
1 |
| Allen Ventures, LLC | 1 |
1 |
| Felino-fundição de Const. Mecânicas, SA | 1 |
1 |
| Maanshan Nbwave Thermal Energy Technology Co., Ltd. | 2 |
1 |
| Huaneng Linyi Power Generation Co., Ltd | 34 |
1 |
| Other owners | 0 |