- All sections
- B - Performing operationstransporting
- B63J - Auxiliaries on vessels
- B63J 2/04 - VentilationAir-conditioning of living spaces
Patent holdings for IPC class B63J 2/04
Total number of patents in this class: 39
10-year publication summary
|
3
|
1
|
2
|
3
|
8
|
6
|
4
|
1
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FINCANTIERI S.p.A. | 83 |
2 |
| Riteaire Marine LLC | 3 |
2 |
| Jiangsu University of Science and Technology | 397 |
2 |
| Siemens AG | 23983 |
1 |
| The Boeing Company | 20196 |
1 |
| Caterpillar Motoren GmbH & Co. KG | 130 |
1 |
| DCNS | 95 |
1 |
| Dometic Sweden AB | 597 |
1 |
| FB Design S.r.l. | 22 |
1 |
| Japan Marine United Corporation | 73 |
1 |
| Mitsui Engineering & Shipbuilding Co., Ltd. | 295 |
1 |
| Nippon Yusen Kabushiki Kaisha | 169 |
1 |
| Taylor Made Group, LLC | 105 |
1 |
| GRAMMER Interior Components GmbH | 7 |
1 |
| Mitsubishi Shipbuilding Co., Ltd. | 188 |
1 |
| Fincantieri Cantieri Navali Italiani S.p.A. | 4 |
1 |
| Sanlorenzo S.p.A. | 10 |
1 |
| Maurizio Tropea | 2 |
1 |
| Guangzhou Shipyard International Company Limited | 190 |
1 |
| Imabari Shipbuilding Co., Ltd. | 14 |
1 |
| Other owners | 16 |