KM

Kazumasa Matsui

YC Yuasa Battery Co.: 3 patents #11 of 88Top 15%
Overall (All Time): #1,675,600 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4661424 Sodium-sulfur storage battery Asao Kunimoto 1987-04-28
4510217 Sodium-sulfur storage battery Hiroshi Kagawa 1985-04-09
4323620 Multilayer heat insulator Suminobu Iwabuchi 1982-04-06