YH

Yoshijiro Harada

AK Asahi Kasei Kabushiki Kaisha: 2 patents #302 of 1,220Top 25%
Overall (All Time): #1,879,034 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11021562 Polyisocyanate composition, blocked polyisocyanate composition, hydrophilic polyisocyanate composition, coating material composition, and coating film Koichiro Azuma, Yuichi Miwa, Katsuhiro Fujimoto 2021-06-01
10844157 Polyisocyanate cured product, and method for producing polyisocyanate cured product 2020-11-24