YH

Yasuo Hirokawa

Overall (All Time): #2,785,851 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10620036 Attachment monitoring system Hideki Yamada, Shunichi Sakamoto, Junji Takai, Masayuki Obata 2020-04-14