国家/地区 世界知识产权组织（2）
IPC部 B（2）
IPC大类 E04（2）
IPC小类 E04D（2）
IPC
发明人
公开年 2022（2）
申请年 2022（2）
专利权人

Polymer foam insulation board used in inverted roof membrane assembly, has foamed polymer layer that includes organic polymers and facer sealingly bonded to major surface to form outer surface and another facer sealingly bonded to another major surface to form another outer surface.

ROFRANO J, WOODCRAFT V, DESHANO B, BARGER M

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