Inventor · disambiguated record
Teng-An Chang
Also filed as: CHANG TENG-AN
5 granted patents·43 citations·filing 2007–2016
83Inventor score
Technology areasY10T
Top patents by PatentIndex Score
5 records- 0193US9820582B2Foam spring mattress configured with variable firmnessASCION LLC·Filed 2016·Granted Nov 21, 2017·7 cites·19 claims
- 0293US9510690B2Foam spring mattress configured with variable firmnessASCION LLC·Filed 2015·Granted Dec 6, 2016·18 cites·12 claims
- 0393US9504333B2Foam spring mattress configured with variable firmnessASCION LLC·Filed 2014·Granted Nov 29, 2016·10 cites·19 claims
- 0490US9003584B2Foam spring mattress with replaceable foam springsRAWLS-MEEHAN MARTIN B·Filed 2012·Granted Apr 14, 2015·6 cites·15 claims
- 0572US9282828B2Foam springRAWLS-MEEHAN MARTIN B·Filed 2007·Granted Mar 15, 2016·2 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →