- All sections
- E - Fixed constructions
- E05C - Bolts or fastening devices for wings, specially for doors or windows
- E05C 21/00 - Arrangement or combinations of wing fastening, securing, or holding devices, not covered by any single one of main groups
Patent holdings for IPC class E05C 21/00
Total number of patents in this class: 144
10-year publication summary
|
21
|
15
|
17
|
12
|
19
|
13
|
14
|
5
|
6
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Piolax Inc. | 413 |
47 |
| Nifco Inc. | 1107 |
17 |
| Schlage Lock Company LLC | 1369 |
6 |
| Exsto Thermoplastics | 13 |
5 |
| Vision Industries Group, Inc. | 36 |
5 |
| Ford Global Technologies, LLC | 20860 |
3 |
| Toyoda Gosei Co., Ltd. | 1821 |
3 |
| Calsonic Kansei Corporation | 571 |
3 |
| Honda Motor Co., Ltd. | 25773 |
2 |
| Andersen Corporation | 276 |
2 |
| Edmonds Outdoors, LLC | 45 |
2 |
| RENAULT s.a.s. | 5462 |
2 |
| Assa Abloy Access and Egress Hardware Group, Inc. | 125 |
2 |
| Illinois Tool Works Inc. | 11528 |
1 |
| The Regents of the University of California | 20245 |
1 |
| The Boeing Company | 20151 |
1 |
| GM Global Technology Operations LLC | 15340 |
1 |
| Mitsubishi Electric Corporation | 46814 |
1 |
| Olympus Medical Systems Corp. | 1822 |
1 |
| Hyundai Motor Company | 22700 |
1 |
| Other owners | 38 |