YI

Yasufumi Ikkai

Sumitomo Electric Industries: 2 patents #257 of 1,892Top 15%
Overall (1994): #16,016 of 165,921Top 10%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5321340 Driving method for three-phase stepping motor Satoshi Tamaki, Yasuhiro Kondo 1994-06-14
5283510 Method for driving three phase stepping motor Satoshi Tamaki, Yasuhiro Kondo 1994-02-01