- All sections
- B - Performing operationstransporting
- B66C - Cranesload-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 11/16 - Rope, cable, or chain drives for trolleysCombinations of such drives with hoisting gear
Patent holdings for IPC class B66C 11/16
Total number of patents in this class: 42
10-year publication summary
|
2
|
1
|
5
|
9
|
3
|
1
|
1
|
4
|
2
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Konecranes Global Corporation | 479 |
8 |
| Wolffkran Holding AG | 46 |
3 |
| Hans Künz GmbH | 32 |
2 |
| Liebherr-Werk Biberach GmbH | 210 |
2 |
| Manitowoc Crane Group France SAS | 110 |
2 |
| Taiyuan University of Technology | 290 |
2 |
| Schlumberger Technology Corporation | 11436 |
1 |
| Schlumberger Canada Limited | 7552 |
1 |
| Schlumberger Technology B.v. | 5267 |
1 |
| Korea Advanced Institute of Science and Technology | 4543 |
1 |
| Forum US, Inc. | 345 |
1 |
| J. Schmalz GmbH | 157 |
1 |
| KITO Corporation | 181 |
1 |
| Konecranes plc | 48 |
1 |
| Murata Machinery, Ltd. | 1552 |
1 |
| Schneider Electric Industries SAS | 1550 |
1 |
| Semes Co., Ltd. | 1574 |
1 |
| Services Petroliers Schlumberger | 5971 |
1 |
| Tsubakimoto Chain Co. | 619 |
1 |
| Huadian Heavy Industries Co., Ltd. | 7 |
1 |
| Other owners | 9 |