Patent holdings for IPC class B28B 23/18

Total number of patents in this class: 12

10-year publication summary

0
3
1
2
0
1
2
0
0
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Marion Investments Ltd.
3
2
Vertech Hume Pty Ltd
3
2
Smith, Donald R.
3
2
Ecole Nationale des Ponts et Chaussees
24
1
Elematic Oy Ab
11
1
South China University of Technology
1915
1
Vacuteam GmbH
2
1
China Railway Guangzhou Engineering Group Co., Ltd.
4
1
China Railway Guangzhou Engineering Group Real Estate Co., Ltd.
2
1
Other owners 0