Inventor
NAGATSU TOMOYUKI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “NAGATSU TOMOYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NISSHIN STEEL CO LTD
5 patentsUS10233645B2Mar 19, 2019
Metal roofing member, and roofing structure and roofing method using same
NISSHIN STEEL CO LTD6 citations71
US10597874B2Mar 24, 2020
Metal roofing material, and roofing structure and roofing method using same
NISSHIN STEEL CO LTD3 citations69
US10519661B2Dec 31, 2019
Metal roofing material
NISSHIN STEEL CO LTD1 citations59
USD841192SFeb 19, 2019
Roof board
NISSHIN STEEL CO LTD0 citations49
US10724242B2Jul 28, 2020
Metal roofing material and roofing method
NISSHIN STEEL CO LTD0 citations38