YI

Youich Ishikawa

OB Obayashi: 1 patents #1 of 14Top 8%
TI Takeda Chemical Industries: 1 patents #38 of 166Top 25%
Overall (1994): #48,780 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5366549 Method for fabricating fiber-reinforced slag gypsum cement-based, lightweight set articles Shokichi Imaizumi, Tsuyoshi Aoyama, Nagao Hori, Katsumi Takenami, Kiyoshi Koibuchi +2 more 1994-11-22