- All sections
- B - Performing operations; transporting
- B23P - Metal-working not otherwise provided for; combined operations; universal machine tools
- B23P 15/26 - Making specific metal objects by operations not covered by a single other subclass or a group in this subclass heat exchangers
Patent holdings for IPC class B23P 15/26
Total number of patents in this class: 1120
10-year publication summary
|
248
|
236
|
155
|
123
|
125
|
99
|
91
|
68
|
59
|
24
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamilton Sundstrand Corporation | 4525 |
32 |
| Whirlpool Corporation | 4238 |
27 |
| Asia Vital Components Co., Ltd. | 413 |
25 |
| Rtx Corporation | 8674 |
23 |
| International Business Machines Corporation | 60644 |
18 |
| MAHLE International GmbH | 2670 |
18 |
| Mitsubishi Electric Corporation | 43934 |
17 |
| Modine Manufacturing Company | 305 |
14 |
| General Electric Company | 18133 |
13 |
| Raytheon Company | 8535 |
13 |
| The Boeing Company | 19843 |
12 |
| Lockheed Martin Corporation | 3406 |
12 |
| Carrier Corporation | 4759 |
12 |
| Dana Canada Corporation | 284 |
12 |
| Hanon Systems | 1632 |
12 |
| LG Electronics Inc. | 69257 |
11 |
| Hidaka Seiki Kabushiki Kaisha | 61 |
11 |
| Valeo Systemes Thermiques | 2471 |
11 |
| Lennox Industries Inc. | 1088 |
9 |
| Samsung Electronics Co., Ltd. | 131630 |
8 |
| Other owners | 810 |