HK

Hirokazu Katayama

Sumitomo Electric Industries: 1 patents #196 of 538Top 40%
Overall (2025): #369,535 of 469,880Top 80%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12246292 Micro or nano porous membrane, manufacturing method of same, porous resin membrane complex, and filter element Fumihiro Hayashi, Yasuhiro Okuda 2025-03-11