JCMEEK's Portfolio '26 N-Signal Pitch Canvas '25 N-Signal iOS/iPad App '26 Smart Vending Machine '25 Patent Reg NO. 10-2882715-0000 '25 DCJC Booking Service '25 Church Help&Care '21~'25 e-Commerce O2O business '24 Patent Reg No: 10-2678368-0000 '22 Patent Reg No: 10-2366871-0000