- All sections
- B - Performing operations; transporting
- B63J - Auxiliaries on vessels
- B63J 2/12 - Heating; Cooling
Patent holdings for IPC class B63J 2/12
Total number of patents in this class: 152
10-year publication summary
18
|
7
|
11
|
13
|
19
|
16
|
7
|
16
|
17
|
13
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Daewoo Shipbuilding & Marine Engineering Co., Ltd. | 236 |
13 |
Kurita Water Industries Ltd. | 1110 |
5 |
Single Buoy Moorings Inc. | 327 |
5 |
Volvo Penta Corporation | 91 |
5 |
Summit Marine Technologies, Inc. | 7 |
5 |
Koninklijke Philips N.V. | 22975 |
4 |
ABB Schweiz AG | 6321 |
4 |
Siemens AG | 24990 |
3 |
Shell Internationale Research Maatschappij B.V. | 3792 |
3 |
Shell Oil Company | 2196 |
3 |
Hyundai Heavy Industries Co., Ltd. | 281 |
3 |
Korea Institute of Ocean Science & Technology | 353 |
3 |
Wenda Oy | 3 |
3 |
Guangdong ePropulsion Technology Limited | 62 |
3 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
Nautilus Data Technologies, Inc. | 10 |
2 |
Samsung Heavy Ind. Co., Ltd. | 240 |
2 |
Ulmatec Pyro AS | 5 |
2 |
Wartsila Finland Oy | 740 |
2 |
Beijing Wuzhoumu International Industry Co.,Ltd | 2 |
2 |
Other owners | 78 |