YF

Yoshisada Furukawa

MC Maruyama Mfg. Co.: 1 patents #17 of 40Top 45%
Overall (All Time): #3,517,989 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6596159 Automatic regeneration valve for water softener Shigeru Maruyama 2003-07-22