AH

Ayako Hirano

TO Toto: 1 patents #620 of 1,113Top 60%
Overall (All Time): #3,792,406 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

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