- All sections
- E - Fixed constructions
- E05B - Locks; accessories therefor; handcuffs
- E05B 39/02 - Locks giving indication of unauthorised unlocking with destructible seal closures or paper closures
Patent holdings for IPC class E05B 39/02
Total number of patents in this class: 36
10-year publication summary
|
4
|
4
|
7
|
6
|
3
|
6
|
0
|
3
|
0
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shanghai HONGYAN Returnable Transit Packagings Co., Ltd. | 154 |
5 |
| E.j. Brooks Company | 72 |
4 |
| Honeywell International Inc. | 13799 |
2 |
| Brammall, Inc. | 4 |
2 |
| DeWalch Technologies, Inc. | 45 |
2 |
| J. J. Keller & Associates, Inc. | 80 |
2 |
| Black & Decker, Inc. | 2402 |
1 |
| A. Rifkin Co. | 9 |
1 |
| Aesculap AG | 1306 |
1 |
| Amosense Co., Ltd. | 433 |
1 |
| APG Cash Drawer, LLC | 35 |
1 |
| Apical Industries, Inc. | 17 |
1 |
| The Eastern Company | 183 |
1 |
| Evigia Systems, Inc. | 10 |
1 |
| Hi-g-tek Inc. | 7 |
1 |
| ITW Limited | 36 |
1 |
| MEDIC ASSIST GmbH & Co. KG | 4 |
1 |
| Sofrigam | 31 |
1 |
| Toppan Printing Co., Ltd. | 2212 |
1 |
| Tremcar Inc. | 15 |
1 |
| Other owners | 5 |