MC

Minoru Chinju

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Gyōda, JP: #357 of 565 inventorsTop 65%
Overall (All Time): #4,005,161 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4623603 Spherical electrophotographic magnetoplumbite-type hexagonal ferrite carrier powder Tsutomu Iimura 1986-11-18