Inventor · disambiguated record
Christopher Chang
Also filed as: CHANG CHRISTOPHER · CHANG CHRISTOPHER Y
3 granted patents·1 pending application·129 citations·filing 1988–2013
75Inventor score
Top patents by PatentIndex Score
4 records- 0187US9286747B2Skill based games of chanceCAESARS ENTERTAINMENT OPERATING COMPANY INC·Filed 2013·Granted Mar 15, 2016·21 cites·15 claims
- 0281US8430733B2Skill based games of chanceCHANG CHRISTOPHER·Filed 2011·Granted Apr 30, 2013·15 cites·22 claims
- 0379US4947367ASystem for converting digital data from magnetic tape format apparatus and method for converting a sequentially accessible magnetic tape data format to directly accessible write-once disk data format to worm optical disk formatEMC CORP·Filed 1988·Granted Aug 7, 1990·93 cites·10 claims
- 0454US2004167800A1Methods and systems for searching, displaying, and managing medical teaching cases in a medical teaching case databaseUNIV DUKE·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →