HK

Hiromichi Kokumai

NT Ntn: 2 patents #586 of 1,364Top 45%
Overall (All Time): #1,982,014 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9657779 Rolling bearing cage, rolling bearing, and method of manufacturing rolling bearing cage Daichi Ito, Naoki Ikemura 2017-05-23
8864381 Fluid dynamic bearing device Kazuyoshi Harada, Isao Komori 2014-10-21