Assignee
YUANHAN MAT INC
TW·1 granted patent·1 pending application·0 citations·filing 2022–2022
Top patents by PatentIndex Score
2 records- 0153US11851387B2Para-phenylenediamine derivative, 1,4-cyclohexyldiamine derivative, and fabricating method for 1,4-diamine cyclic compound derivativeYUANHAN MAT INC·Filed 2022·Granted Dec 26, 2023·0 cites·5 claims
- 0239US2023038651A1Environmentally friendly photoresist removing composition and method for using the sameYUANHAN MAT INC·Filed 2022·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when YUANHAN MAT INC 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 →