- All sections
- B - Performing operations; transporting
- B66C - Cranes; load-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: 25
10-year publication summary
1
|
0
|
4
|
5
|
2
|
1
|
2
|
4
|
1
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
3 |
Daifuku Co., Ltd. | 860 |
3 |
Kobelco Construction Machinery Co., Ltd. | 1048 |
2 |
Konecranes Global Corporation | 484 |
2 |
Tadano Ltd. | 467 |
2 |
Keppel LeTourneau USA, Inc. | 5 |
2 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
Allied Motion Technologies Inc. | 26 |
1 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
1 |
Kabushiki Kaisha Yaskawa Denki | 1468 |
1 |
Manitowoc Crane Companies, LLC | 173 |
1 |
Murata Machinery, Ltd. | 1386 |
1 |
Ocado Innovation Limited | 735 |
1 |
Toshiba Mitsubishi-Electric Industrial Systems Corporation | 1583 |
1 |
Maritime Innovation Japan Corporation | 9 |
1 |
Quiet Solutions Ltd | 2 |
1 |
VINCORION Advanced Systems GmbH | 36 |
1 |
Other owners | 0 |