Inventor · disambiguated record
Sung-Jay Chang
Also filed as: CHANG SUNG-JAY
1 granted patent·2 pending applications·0 citations·filing 2016–2016
4Inventor score
Files withCHIUN MAI COMMUNICATION SYSTEMS INC3
Top patents by PatentIndex Score
3 records- 0132US9984153B2Electronic device and music play system and methodCHIUN MAI COMMUNICATION SYSTEMS INC·Filed 2016·Granted May 29, 2018·0 cites·30 claims
- 0228US2017199640A1Electronic device and user interface changing methodCHIUN MAI COMMUNICATION SYSTEMS INC·Filed 2016·Application pending·0 cites
- 0325US2017161380A1Server and music service providing system and methodCHIUN MAI COMMUNICATION SYSTEMS INC·Filed 2016·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →