Inventor · disambiguated record
Chang Sun Yang
Also filed as: YANG CHANG R · YANG CHANG SUN
1 granted patent·1 pending application·1 citations·filing 2001–2017
14Inventor score
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2 records- 0150US10850180B2Screen golf system, golf information service method and mobile terminal control method for golf information service realized in screen golf system, and computing-device-readable recording medium having program for performing the methods recorded thereinGOLFZON CO LTD·Filed 2017·Granted Dec 1, 2020·1 cites·12 claims
- 0227US2005201831A1Landfill structure using concept of multi-layered reactors and method for operating the sameENV21 CO LTD·Filed 2001·Application pending·0 cites
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