TA

Toshiaki Akamatsu

AK Aisan Kogyo Kabushiki Kaisha: 2 patents #232 of 642Top 40%
Overall (All Time): #1,919,209 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10788137 Pressure regulating valve Shinya Higashi, Koji Yoshida, Yuji Yamashita, Satoshi Nakamura, Kensuke Niwa 2020-09-29
10184576 Pressure control valve 2019-01-22