- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16B - Devices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges; joints 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: 192
10-year publication summary
25
|
17
|
21
|
20
|
25
|
17
|
23
|
10
|
8
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Illinois Tool Works Inc. | 11152 |
11 |
Research Engineering & Manufacturing Inc. | 74 |
8 |
Form Roll Tech Co., Ltd. | 10 |
7 |
Amicus Veritatis Machinery Co., Ltd. | 42 |
7 |
Fresenius Medical Care Deutschland GmbH | 2100 |
6 |
INFASTECH Intellectual Properties Pte. Ltd. | 74 |
6 |
Aoyama Seisakusho Co., Ltd. | 77 |
5 |
Topura Co., Ltd. | 33 |
5 |
Triangle Fastener Corporation | 23 |
5 |
Art Screw Co., Ltd. | 15 |
4 |
Nejilaw Inc. | 55 |
4 |
Beijing Institute of Technology | 337 |
3 |
Cetres Holdings, LLC | 98 |
3 |
Nagoya Industrial Science Research Institute | 36 |
3 |
Nitto Seiko Co., Ltd. | 63 |
3 |
LG Electronics Inc. | 69257 |
2 |
Raytheon Company | 8535 |
2 |
Kennametal Inc. | 1380 |
2 |
Bollhoff Verbindungstechnik GmbH | 243 |
2 |
Burton Technologies, LLC | 38 |
2 |
Other owners | 102 |