- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23N - Regulating or controlling combustion
- F23N 1/08 - Regulating fuel supply conjointly with another medium, e.g. boiler water
Patent holdings for IPC class F23N 1/08
Total number of patents in this class: 66
10-year publication summary
|
1
|
9
|
2
|
5
|
2
|
5
|
3
|
1
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Green Eco Labs, LLC | 8 |
6 |
| Taplin Operating Company LLC | 4 |
4 |
| ExxonMobil Upstream Research Company | 2411 |
3 |
| Lochinvar, LLC | 111 |
3 |
| Copeland Comfort Control LP | 274 |
3 |
| IHI Corporation | 3413 |
2 |
| Regal Beloit America, Inc. | 869 |
2 |
| Robertshaw Controls Company | 105 |
2 |
| SIT S.p.A. | 104 |
2 |
| Toby AG | 4 |
2 |
| Cowles Operating Company | 19 |
2 |
| Schlumberger Technology Corporation | 10641 |
1 |
| Honeywell International Inc. | 13562 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8657 |
1 |
| Siemens Energy, Inc. | 1691 |
1 |
| Ebara Corporation | 2148 |
1 |
| Bertelli & Partners S.r.l. | 28 |
1 |
| Ebara Refrigeration Equipment & Systems Co., Ltd. | 8 |
1 |
| Edwards Limited | 790 |
1 |
| Edwards Vacuum LLC | 174 |
1 |
| Other owners | 26 |