- All sections
- B - Performing operationstransporting
- B66C - Cranesload-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 13/23 - Circuits for controlling the lowering of the load
Patent holdings for IPC class B66C 13/23
Total number of patents in this class: 27
10-year publication summary
|
0
|
4
|
5
|
2
|
1
|
2
|
4
|
1
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40787 |
3 |
| Daifuku Co., Ltd. | 942 |
3 |
| Kobelco Construction Machinery Co., Ltd. | 1080 |
2 |
| Konecranes Global Corporation | 494 |
2 |
| Tadano Ltd. | 486 |
2 |
| Keppel LeTourneau USA, Inc. | 5 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8559 |
1 |
| Allied Motion Technologies Inc. | 25 |
1 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2904 |
1 |
| Kabushiki Kaisha Yaskawa Denki | 1476 |
1 |
| Manitowoc Crane Companies, LLC | 183 |
1 |
| Manitowoc Crane Group France SAS | 102 |
1 |
| Murata Machinery, Ltd. | 1458 |
1 |
| Ocado Innovation Limited | 870 |
1 |
| Zoomlion Heavy Industry Science and Technology Co., Ltd. | 364 |
1 |
| Maritime Innovation Japan Corporation | 9 |
1 |
| Quiet Solutions Ltd | 2 |
1 |
| VINCORION Advanced Systems GmbH | 37 |
1 |
| TMEIC Corporation | 712 |
1 |
| Other owners | 0 |