Assignee
CHANGZHOU VOCATIONAL INST ENG
CN·4 granted patents·0 citations·filing 2016–2020
Top patents by PatentIndex Score
4 records- 0149US11692356B2Fully-assembled staircase system and assembly methodCHANGZHOU VOCATIONAL INST ENG·Filed 2020·Granted Jul 4, 2023·0 cites·7 claims
- 0249US10646852B2Double-layer ZnO hollow sphere photocatalytic material and preparation method thereofCHANGZHOU VOCATIONAL INST ENG·Filed 2016·Granted May 12, 2020·0 cites·4 claims
- 0347US10351707B2Water-soluble iron ion fluorescent probe and preparation method thereofCHANGZHOU VOCATIONAL INST ENG·Filed 2016·Granted Jul 16, 2019·0 cites·2 claims
- 0445US10722868B2ZnWO4 photocatalytic material with oxygen vacancy and preparation method thereofCHANGZHOU VOCATIONAL INST ENG·Filed 2016·Granted Jul 28, 2020·0 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when CHANGZHOU VOCATIONAL INST ENG files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →