AN

Akihiro Nagano

VA Valqua: 1 patents #11 of 23Top 50%
Overall (2021): #541,986 of 548,734Top 100%
1
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
10907736 Split seal ring Mitsuru MINAMI, Akira Ueda, Jyunichi Yamashita, Katsuhisa Umeda 2021-02-02