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Marvin Demerchant
San Diego, CA
US
2 patents
3 Patents
US12614482
2026
Television Surround Lighting
SONY GROUP CORPORATION
0 cites
US11889288
2024
Using Entertainment System Remote Commander for Audio System Calibration
Sony Group Corporation
0 cites
US11583997
2023
Autonomous Robot
Sony Group Corporation
0 cites