Electrical
| Wed 06 May 2026
Beijing, May 7 -- Sumitomo Electric Fine Polymer Inc and Sumitomo Electric Industries have submitted a patent application for Porous Membrane, Laminate, and Filter Element. This invention was developed by Katayama Hirokazu, Fukunaga Atsushi, Towaki Hiroyuki, Matsukata Yutaro, Murata Yutaka, Hashimoto Takamasa, Hayashi Fumihiro a..