- All sections
- B - Performing operationstransporting
- B25B - Tools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding
- B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
Patent holdings for IPC class B25B 21/00
Total number of patents in this class: 1721
10-year publication summary
|
135
|
125
|
148
|
140
|
167
|
154
|
149
|
147
|
132
|
108
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Milwaukee Electric Tool Corporation | 4495 |
141 |
| Robert Bosch GmbH | 42861 |
118 |
| Atlas Copco Industrial Technique AB | 478 |
110 |
| Makita Corporation | 2477 |
89 |
| Black & Decker, Inc. | 2406 |
83 |
| SNAP-ON Incorporated | 1443 |
67 |
| Hytorc Division Unex Corporation | 91 |
47 |
| Hilti Aktiengesellschaft | 3519 |
27 |
| Koki Holdings Co.,Ltd | 896 |
26 |
| Panasonic Intellectual Property Management Co., Ltd. | 32095 |
23 |
| Nanjing Chervon Industry Co., Ltd. | 1098 |
22 |
| Positec Power Tools (Suzhou) Co., Ltd. | 729 |
21 |
| Illinois Tool Works Inc. | 11523 |
19 |
| Max Co., Ltd. | 861 |
19 |
| Ingersoll-Rand Industrial U.S., Inc. | 511 |
19 |
| Basso Industry Corp. | 144 |
16 |
| Hitachi Koki Co., Ltd. | 413 |
14 |
| Apex Brands, Inc. | 711 |
13 |
| National Nail Corp. | 168 |
13 |
| Simpson Strong-Tie Company, Inc. | 735 |
13 |
| Other owners | 821 |