KM

Keiichiro Maeda

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #1,927,883 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10188010 Seal ring and method for manufacturing seal ring Junya Nishina, Ken Asada 2019-01-22
9961791 Seal ring and method for manufacturing seal ring Junya Nishina, Ken Asada 2018-05-01