MN

Masanao Nakagawa

MC Maruzen Petrochemical Co.: 1 patents #83 of 174Top 50%
Overall (All Time): #4,111,802 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
4202868 Production of high-density carbon materials Kiyoshige Hayashi, Kazuo Ozaki, Yoshiharu Ito 1980-05-13