Masayuki Imafuku

Air filter, method of manufacturing air filter, local facility, clean room, treating agent, and method of manufacturing filter medium

Sealing materials and building components useful for clean rooms

Air filter for clean room

Building components useful for clean rooms

SOUND INSULATING TYPE VENTILATING HOLE STRUCTURE AND VENTILATION SYSTEM FOR BUILDING

Air filter, local facility, and clean room

Air filter, process for preparing air filter, local facilities, clean rooms, treatments, and process for preparing filter medium

WALLPAPER AND METHOD FOR PRODUCING THE SAME

Dry-type or wet-type sealing material and method of manufacturing them

Wet sealing materials and building components useful for clean rooms and local facilities