FT

Fumio Takahashi

NC Nhk Spring Co.: 1 patents #14 of 79Top 20%
Overall (2021): #453,316 of 548,734Top 85%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10995811 Coil spring Toshinori Watanabe, Hidemasa Ito, Noritoshi Takamura, Fumio Yamamoto 2021-05-04