II

Ippei Iwai

NC Nhk Spring Co.: 2 patents #370 of 1,116Top 35%
Overall (All Time): #1,835,935 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11255351 Accumulator Hiroshi Mizukami, Mieko Yanagida 2022-02-22
11174880 Accumulator Hiroshi Mizukami, Mieko Yanagida 2021-11-16