Patent holdings for IPC class B31B 50/52

Total number of patents in this class: 71

10-year publication summary

6
7
7
10
6
9
8
13
4
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
WestRock Shared Services, LLC
562
8
Mpi, LLC
18
7
Packsize LLC
295
5
Altria Client Services LLC
2181
4
Sparck Technologies B.V.
24
4
Taiwan Semiconductor Manufacturing Company, Ltd.
42389
3
Emmeci S.p.A.
37
3
Lancan Systems Inc.
5
3
Graphic Packaging International, LLC
1471
3
Nippon Paper Industries Co., Ltd.
829
2
Panotec SRL
62
2
Startechno Co., Ltd.
33
2
Mitsubishi Heavy Industries Machinery Systems, Ltd.
441
2
Bestboxit Inc.
2
2
Packsize, LLC
5
2
The Procter & Gamble Company
22043
1
Seiko Epson Corporation
19316
1
AFA Systems Ltd.
19
1
BoxEm ApS
2
1
C.M.C. S.p.A.
35
1
Other owners 14