HF

Hisashi Fukuzawa

NS Nidec Sankyo: 5 patents #77 of 291Top 30%
SC Sankyo Seiki Mfg. Co.: 2 patents #61 of 244Top 25%
Overall (All Time): #742,770 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8344561 Stepping motor with first pole teeth and second pole teeth alternately disposed 2013-01-01
8319392 Motor 2012-11-27
7977828 Stepping motor 2011-07-12
7960882 Motor 2011-06-14
D631011 Stator 2011-01-18
6710961 Floppy disc drive apparatus Makoto Fujishima 2004-03-23
6377421 Disk rotating drive mechanism Masayuki Katagiri, Sigeru Kasai, Makoto Fujishima 2002-04-23