TO

Takeshi Obata

HI Hitachi: 2 patents #336 of 2,935Top 15%
Overall (1989): #14,911 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4876847 Ring Spinning machine Hideaki Kobayashi 1989-10-31
4833873 Spindle apparatus directly driven by electric motor Hideaki Kobayashi 1989-05-30