- All sections
- B - Performing operations; transporting
- B25B - Tools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding
- B25B 21/02 - Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
Patent holdings for IPC class B25B 21/02
Total number of patents in this class: 842
10-year publication summary
|
77
|
58
|
59
|
73
|
85
|
89
|
102
|
89
|
91
|
29
|
| 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 |
111 |
| Makita Corporation | 2339 |
103 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
72 |
| Robert Bosch GmbH | 40953 |
71 |
| Atlas Copco Industrial Technique AB | 426 |
55 |
| Hitachi Koki Co., Ltd. | 423 |
44 |
| Ingersoll-Rand Industrial U.S., Inc. | 498 |
44 |
| Black & Decker, Inc. | 2402 |
40 |
| Koki Holdings Co.,Ltd | 856 |
37 |
| Hilti Aktiengesellschaft | 3227 |
30 |
| Nanjing Chervon Industry Co., Ltd. | 808 |
14 |
| Max Co., Ltd. | 880 |
13 |
| SNAP-ON Incorporated | 1385 |
12 |
| Etablissements Georges Renault | 39 |
10 |
| Apex Brands, Inc. | 820 |
9 |
| Chervon (HK) Limited | 238 |
7 |
| Cembre S.p.A. | 81 |
6 |
| Panasonic Holdings Corporation | 1325 |
6 |
| Basso Industry Corp. | 134 |
5 |
| Techtronic Cordless GP, Gainful Plan Trading Limited, an entity organized in the British Virgin Islands and TTI Finance Ltd., an entity organized in the British Virgin Islands | 1544 |
5 |
| Other owners | 148 |