- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16D - Couplings for transmitting rotation; clutches; brakes
- F16D 1/033 - Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like by clamping together two faces perpendicular to the axis of rotation, e.g. with bolted flanges
Patent holdings for IPC class F16D 1/033
Total number of patents in this class: 142
10-year publication summary
|
13
|
18
|
14
|
15
|
12
|
8
|
3
|
5
|
9
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Astemo, Ltd. | 5618 |
6 |
| Aktiebolaget SKF | 2700 |
4 |
| Superbolt, Inc. | 13 |
4 |
| GE Infrastructure Technology, LLC | 5873 |
4 |
| Pratt & Whitney Canada Corp. | 4215 |
3 |
| ZF Friedrichshafen AG | 6820 |
3 |
| The Charles Machine Works, Inc. | 411 |
3 |
| Rtx Corporation | 8674 |
3 |
| Halliburton Energy Services, Inc. | 20165 |
2 |
| Siemens AG | 24990 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
| Robert Bosch GmbH | 40953 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
2 |
| Schaeffler Technologies AG & Co. KG | 8880 |
2 |
| Life Technologies Corporation | 3068 |
2 |
| AVL List GmbH | 1232 |
2 |
| Belimo Holding AG | 235 |
2 |
| Dana Automotive Systems Group, LLC | 395 |
2 |
| Forum US, Inc. | 315 |
2 |
| Goodrich Corporation | 2081 |
2 |
| Other owners | 88 |