YH

Yasuo Hamada

TO Toto: 1 patents #8 of 20Top 40%
Overall (1994): #50,210 of 165,921Top 35%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5292479 Air treatment by multi-stacked plate asembly Hisato Haraga, Hajime Miyazaki, Katsushi Akamatsu, Ayako Hirano 1994-03-08