- All sections
- B - Performing operations; transporting
- B43M - Bureau accessories not otherwise provided for
- B43M 5/04 - Devices for closing envelopes automatic
Patent holdings for IPC class B43M 5/04
Total number of patents in this class: 46
10-year publication summary
|
6
|
6
|
1
|
5
|
3
|
2
|
5
|
4
|
4
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DMT Solutions Global Corporation, DBA BlueCrest | 248 |
9 |
| Ricoh Company, Ltd. | 13266 |
8 |
| Riso Kagaku Corporation | 666 |
8 |
| Pitney Bowes Inc. | 370 |
3 |
| Bell and Howell, LLC | 67 |
3 |
| Sealed Air Corporation (US) | 574 |
3 |
| Amazon Technologies, Inc. | 24422 |
1 |
| CoLibri System S.p.A. | 23 |
1 |
| Hallmark Cards, Incorporated | 337 |
1 |
| Kern Sistemi S.r.l. | 8 |
1 |
| Mail Systems Oy | 2 |
1 |
| Mueller Martini Holding AG | 95 |
1 |
| T.s.d. LLC | 3 |
1 |
| Winkler + Dunnebier GmbH | 39 |
1 |
| Buhrs-itm GmbH | 1 |
1 |
| Duplosystem Co., Ltd. | 1 |
1 |
| Inventnord ApS | 2 |
1 |
| FUJIFILM Business Innovation Corp. | 7395 |
1 |
| Other owners | 0 |