QL

Qincan Li

BL Bonsen Electronics Limited: 8 patents #1 of 5Top 20%
📍 Huangguan, CN: #9 of 75 inventorsTop 15%
Overall (All Time): #617,674 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11618601 Vacuum sealing machine capable of locking cover automatically having upper cover limiting mechanism 2023-04-04
11565841 Vacuum sealing machine 2023-01-31
11542050 Vacuum sealing machine driven by air pressure 2023-01-03
D957493 Vacuum sealing packaging machine 2022-07-12
D957491 Vacuum sealing packaging machine 2022-07-12
D957490 Vacuum sealing packaging machine 2022-07-12
D957492 Vacuum sealing packaging machine 2022-07-12
10822130 Household vacuum sealer and bag-cutting sealing method Ning Xu, Xingbing Zhu, Haibo Peng 2020-11-03