- All sections
- B - Performing operations; transporting
- 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: 529
10-year publication summary
28
|
27
|
57
|
47
|
55
|
65
|
62
|
61
|
65
|
25
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Milwaukee Electric Tool Corporation | 3572 |
65 |
Atlas Copco Industrial Technique AB | 426 |
57 |
Robert Bosch GmbH | 40953 |
44 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
36 |
Black & Decker, Inc. | 2402 |
30 |
Makita Corporation | 2339 |
26 |
Hilti Aktiengesellschaft | 3227 |
23 |
ECA Medical Instruments | 139 |
15 |
Hitachi Koki Co., Ltd. | 423 |
14 |
Ingersoll-Rand Industrial U.S., Inc. | 498 |
10 |
Koki Holdings Co.,Ltd | 856 |
9 |
Apex Brands, Inc. | 820 |
8 |
Atlas Copco Tools AB | 75 |
7 |
Etablissements Georges Renault | 39 |
7 |
Chervon (HK) Limited | 238 |
6 |
Keyang Electric Machinery CO., LTD. | 30 |
6 |
Nitto Kohki Co., Ltd. | 280 |
6 |
Norbar Torque Tools Limited | 39 |
5 |
Illinois Tool Works Inc. | 11152 |
4 |
Hyundai Motor Company | 19021 |
4 |
Other owners | 147 |