HS

Hirofumi Sugikawa

KI Katayama Special Industries: 4 patents #1 of 1Top 100%
📍 Toyonaka, JP: #7 of 121 inventorsTop 6%
Overall (2002): #15,669 of 266,432Top 6%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6500582 Method of producing electrode for battery and electrode produced by method 2002-12-31
6485865 Porous metal sheet, battery electrode plate composed of porous metal sheet and battery having electrode plate 2002-11-26
6455201 Method of manufacturing battery electrode substrate and battery electrode substrate 2002-09-24
6436580 Method of manufacturing porous sheet, porous metal sheet manufactured by method, and electrode for battery 2002-08-20