- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23Q - Ignitionextinguishing devices
- F23Q 3/00 - Ignition using electrically-produced sparks
Patent holdings for IPC class F23Q 3/00
Total number of patents in this class: 296
10-year publication summary
|
24
|
21
|
24
|
19
|
31
|
20
|
20
|
21
|
23
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ClearSign Combustion Corporation | 111 |
9 |
| Ludela Technologies LLC | 12 |
7 |
| Channel Products, Inc. | 37 |
6 |
| Chentronics, LLC | 6 |
6 |
| BorgWarner Ludwigsburg GmbH | 104 |
5 |
| ITW Industrial Components S.R.L. Con Unico Socio | 13 |
5 |
| Beyrodts Best LLC | 6 |
5 |
| ITW INDUSTRIAL COMPONENTS S.r.l. con Unico Socio | 14 |
5 |
| Illinois Tool Works Inc. | 11468 |
4 |
| Siemens AG | 24461 |
4 |
| BSH Hausgeräte GmbH | 5526 |
4 |
| John Zink Company, LLC | 142 |
4 |
| Samyoung Machinery Co., Ltd. | 25 |
4 |
| Resideo LLC | 1269 |
4 |
| Pratt & Whitney Canada Corp. | 4765 |
3 |
| Hubbell Incorporated | 3268 |
3 |
| CoorsTek, Inc. | 83 |
3 |
| Electrolux Appliances Aktiebolag | 1327 |
3 |
| Tenneco Inc | 280 |
3 |
| Marley Co LLC | 88 |
3 |
| Other owners | 206 |