HH

Hirokuni Hiyama

EB Ebara: 1 patents #3 of 36Top 9%
EC Ebara Research Co.: 1 patents #2 of 15Top 15%
Overall (1989): #105,478 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4885491 Unstable vibration prevention apparatus for magnetic bearing system Katsuhide Watanabe, Atsushi Nakajima, Chikara Murakami 1989-12-05