Patent holdings for IPC class A47B 63/04

Total number of patents in this class: 1

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
ZHU, Jianliang
4
1
Other owners 0