KW

Ken Watanabe

MC Mitsui Mining & Smelting Co.: 1 patents #24 of 70Top 35%
YC Yoshino Gypsum Co.: 1 patents #1 of 17Top 6%
📍 Fukuoka, CA: #2 of 5 inventorsTop 40%
Overall (2025): #109,310 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12407012 Solid electrolyte assembly having intermediate layer Shingo Ide, Kengo Shimanoe, Koichi Suematsu 2025-09-02
12392133 Interior building materials Itaru Yokoyama 2025-08-19