KS

Kotaro SUMI

HD Heraeus Deutschland: 1 patents #128 of 333Top 40%
SC Shin-Etsu Quartz Products Co.: 1 patents #77 of 149Top 55%
📍 Sasebo, JP: #16 of 29 inventorsTop 60%
Overall (All Time): #2,669,997 of 4,157,543Top 65%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11401192 Method for producing hollow porous quartz glass base material Hikari KUWAHARA 2022-08-02