- 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: 24
10-year publication summary
|
2
|
3
|
0
|
1
|
3
|
0
|
3
|
2
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Crossford International, LLC | 92 |
3 |
| LG Electronics Inc. | 74968 |
2 |
| Arts | 19 |
2 |
| Back Porch Holdings Inc. | 3 |
2 |
| Mitsubishi Electric Corporation | 47602 |
1 |
| Aker Subsea AS | 126 |
1 |
| BDR Thermea Group B.V. | 175 |
1 |
| GREE Electric Appliances, Inc. of Zhuhai | 3278 |
1 |
| Huber SE | 102 |
1 |
| The Kim Family Trust, a California trust, comprising Jeanne M. Kim, a U.S. citizen, The | 10 |
1 |
| Schweitzer Project S.p.A. | 16 |
1 |
| Tokyo Electric Power Company Holdings, Incorporated | 99 |
1 |
| Yara International ASA | 878 |
1 |
| Tamagawa University and Tamagawa Academy | 21 |
1 |
| Envirobot GmbH & Co. KG | 3 |
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 | 45 |
1 |
| Other owners | 0 |