- All sections
- B - Performing operationstransporting
- B25B - Tools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding
- B25B 15/04 - Screwdrivers operated by rotating the handle with ratchet action
Patent holdings for IPC class B25B 15/04
Total number of patents in this class: 139
10-year publication summary
|
23
|
19
|
14
|
19
|
8
|
13
|
8
|
13
|
5
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hangzhou Great Star Industrial Co., Ltd. | 604 |
18 |
| Hangzhou Great Star Tools Co., Ltd. | 148 |
12 |
| ECA Medical Instruments | 138 |
9 |
| Ratchet Solutions, Inc. | 9 |
9 |
| Shanghai Easy-use Tools Enterprise Co., Ltd. | 45 |
5 |
| SNAP-ON Incorporated | 1426 |
5 |
| Gauthier Biomedical, Inc. | 73 |
4 |
| Meridian International Co., Ltd. | 72 |
4 |
| Milwaukee Electric Tool Corporation | 4379 |
4 |
| Yih Cheng Factory Co., Ltd. | 42 |
4 |
| Stanley Black & Decker, Inc. | 593 |
3 |
| Kabo Tool Company | 181 |
3 |
| Wheelfloat, Inc. | 10 |
3 |
| Compass Corporation | 24 |
2 |
| ECA Medical Instruments Inc. | 32 |
2 |
| Gong Fong Enterprise Co., Ltd. | 7 |
2 |
| Klein Tools, Inc. | 184 |
2 |
| Winsire Enterprises Corporation | 10 |
2 |
| Wera Werkzeuge GmbH | 82 |
2 |
| Ningbo Hony Plastic Technology Co., Ltd | 3 |
2 |
| Other owners | 42 |