Inventor · disambiguated record
Ker-Ming Chang
Also filed as: CHANG KER-MING
2 granted patents·1 pending application·60 citations·filing 1990–2006
65Inventor score
Files withEDUCATIONAL TESTING SERVICE2
Top patents by PatentIndex Score
3 records- 0177US7519810B2Methods for conducting server-side encryption/decryption-on-demandEDUCATIONAL TESTING SERVICE·Filed 2006·Granted Apr 14, 2009·15 cites·7 claims
- 0272US5194966AOptical scanner threshold setting method and sheetEDUCATIONAL TESTING SERVICE·Filed 1990·Granted Mar 16, 1993·45 cites·3 claims
- 0334US2004181668A1Methods for conducting server-side encryption/decryption-on-demandFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →