Inventor · disambiguated record
Ana Ramirez Chang
Also filed as: CHANG ANA · CHANG ANA RAMIREZ
3 granted patents·16 citations·filing 1998–2013
61Inventor score
Top patents by PatentIndex Score
3 records- 0161US9479473B2Social network system with tracked unread messagesORACLE INT CORP·Filed 2013·Granted Oct 25, 2016·2 cites·21 claims
- 0252US11023536B2Social network system with relevance searchingORACLE INT CORP·Filed 2012·Granted Jun 1, 2021·0 cites·20 claims
- 0347US6178012B1Method and apparatus for keeping a document in focus during noncontact scanningSILITEK CORP·Filed 1998·Granted Jan 23, 2001·14 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Ana Ramirez Chang 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 →