KA

Katutoshi Arai

NS Nippon Steel: 3 patents #914 of 4,423Top 25%
Overall (All Time): #1,666,654 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4897317 Corrosion resistant Zn-Cr plated steel strip Tatsuya Kanamaru, Motohiro Nakayama, Shinichi Suzuki, Ryoichi Naka 1990-01-30
4877494 Corrosion resistant plated steel strip and method for producing same Tatsuya Kanamaru, Motohiro Nakayama, Shinichi Suzuki, Ryoichi Naka 1989-10-31
4578158 Process for electroplating a metallic material with an iron-zinc alloy Tatsuya Kanamaru, Motohiro Nakayama, Yutaka Ogawa 1986-03-25