- All sections
- B - Performing operationstransporting
- B25B - Tools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding
- B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
Patent holdings for IPC class B25B 23/147
Total number of patents in this class: 624
10-year publication summary
|
27
|
57
|
47
|
55
|
61
|
63
|
64
|
68
|
75
|
43
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Milwaukee Electric Tool Corporation | 4448 |
93 |
| Atlas Copco Industrial Technique AB | 478 |
67 |
| Robert Bosch GmbH | 42784 |
47 |
| Panasonic Intellectual Property Management Co., Ltd. | 31756 |
41 |
| Black & Decker, Inc. | 2410 |
36 |
| Hilti Aktiengesellschaft | 3503 |
28 |
| Makita Corporation | 2454 |
27 |
| ECA Medical Instruments | 139 |
15 |
| Hitachi Koki Co., Ltd. | 416 |
14 |
| Ingersoll-Rand Industrial U.S., Inc. | 509 |
12 |
| Apex Brands, Inc. | 704 |
10 |
| Etablissements Georges Renault | 43 |
10 |
| Koki Holdings Co.,Ltd | 895 |
10 |
| Panasonic Holdings Corporation | 1760 |
9 |
| Atlas Copco Tools AB | 59 |
7 |
| Chervon (HK) Limited | 230 |
6 |
| Keyang Electric Machinery CO., LTD. | 30 |
6 |
| Nitto Kohki Co., Ltd. | 265 |
6 |
| Nanjing Chervon Industry Co., Ltd. | 1080 |
5 |
| Norbar Torque Tools Limited | 45 |
5 |
| Other owners | 170 |