SH

Shigeo Hirayama

MC Mitsui Mining & Smelting Co.: 1 patents #444 of 838Top 55%
Overall (All Time): #3,469,510 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6689233 Hydrogen absorbing alloy and method for its production Kiyotaka Yasuda, Daisuke Mukai, Minoru Sakai, Kazuhito Komatsu, Shinya Kagei 2004-02-10