Inventor · disambiguated record
Pern Chern Lee
Also filed as: LEE PERN CHERN
1 granted patent·2 pending applications·6 citations·filing 2009–2009
28Inventor score
Files withTANG WENG SING3
Top patents by PatentIndex Score
3 records- 0164US8402371B2Method and system for embedding covert data in text document using character rotationTANG WENG SING·Filed 2009·Granted Mar 19, 2013·6 cites·24 claims
- 0240US2011016388A1Method and system for embedding covert data in a text document using space encodingTANG WENG SING·Filed 2009·Application pending·0 cites
- 0339US2011026716A1Method And System For On-Screen Authentication Using Secret Visual MessageTANG WENG SING·Filed 2009·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Pern Chern Lee files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →