SI

Seikoh Igarashi

TK Toa Nenryo Kogyo: 1 patents #121 of 220Top 60%
📍 Chiyoda, JP: #1,177 of 1,712 inventorsTop 70%
Overall (All Time): #4,036,044 of 4,157,543Top 100%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4454020 Process for producing a homogeneous low softening point, optically anisotropic pitch Takayuki Izumi, Tsutomu Naito 1984-06-12