- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16B - Devices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedgesjoints or jointing
- F16B 39/30 - Locking exclusively by special shape of the screw-thread
Patent holdings for IPC class F16B 39/30
Total number of patents in this class: 187
10-year publication summary
|
16
|
20
|
20
|
23
|
18
|
22
|
9
|
8
|
6
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11519 |
10 |
| Form Roll Tech Co., Ltd. | 12 |
7 |
| Research Engineering & Manufacturing Inc. | 68 |
7 |
| Amicus Veritatis Machinery Co., Ltd. | 42 |
7 |
| Fresenius Medical Care Deutschland GmbH | 2175 |
6 |
| INFASTECH Intellectual Properties Pte. Ltd. | 71 |
6 |
| Aoyama Seisakusho Co., Ltd. | 87 |
5 |
| Topura Co., Ltd. | 33 |
5 |
| Triangle Fastener Corporation | 29 |
5 |
| Art Screw Co., Ltd. | 11 |
4 |
| Nejilaw Inc. | 56 |
4 |
| Beijing Institute of Technology | 375 |
3 |
| Cetres Holdings, LLC | 110 |
3 |
| Nitto Seiko Co., Ltd. | 64 |
3 |
| Howmet Aerospace Inc. | 396 |
3 |
| LG Electronics Inc. | 73690 |
2 |
| Raytheon Company | 8400 |
2 |
| Kennametal Inc. | 1390 |
2 |
| Burton Technologies, LLC | 38 |
2 |
| Dubuis et Cie | 6 |
2 |
| Other owners | 99 |