Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11275004 | Strength test method for metal roofing material, strength test equipment, and virtual strength test program | Katsunari Norita, Keita Noguchi | 2022-03-15 |
| 11261603 | Metallic roof material and roofing method using same | Keiji Izumi, Yuugo Oota, Tomoyuki Nagatsu, Katsunari Norita | 2022-03-01 |