HS

Hiroyuki Shingai

Brother Kogyo: 18 patents #491 of 2,767Top 20%
NC Nidec Copal: 6 patents #17 of 172Top 10%
CL Copal Company Limited: 3 patents #16 of 139Top 15%
IBM: 1 patents #44,794 of 70,183Top 65%
Overall (All Time): #136,857 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
6126395 Axial fan 2000-10-03
6065936 Axial fan, method of manufacturing impeller for axial fan, and mold for manufacturing impeller for axial fan Yukihide Umeda 2000-05-23
5848844 Fluid bearing Toshinori Hijiya 1998-12-15