HM

Hirotsugu Masubayashi

PC Polyplastics Co.: 1 patents #154 of 292Top 55%
Overall (All Time): #4,063,967 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4311477 Bag for cultivating mushrooms Ryutaro Kitamura 1982-01-19