国家/地区
IPC部 C（2）
IPC大类
IPC小类
IPC
发明人 LEE B（2）
公开年 2022（2）
申请年 2022（2）
专利权人

Roofing system for building, has asphalt filled coating that includes top surface, and multiple graphene particles that covers portion of top surface of asphalt filled coating.

SHIAO M, DUQUE L, LEE B

Polycarbonate composition comprises polycarbonate, glass fiber, modifier, flame retardant, antioxidant, and toughening agent.

ZHANG B, LEE B, LI C