SF

Soichi Fukuzawa

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,664,495 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5012658 Full automatic washing machine Tamotsu Shikamori, Hiroyuki Toshimitsu, Hiroshi Ohsugi, Isao Hiyama 1991-05-07
4724688 Fully automatic washing machine Tamotsu Shikamori, Hiroyuki Toshimitsu, Hiroshi Ohsugi, Isao Hiyama 1988-02-16
4691538 Fully automatic washing machine Tamotsu Shikamori, Hiroyuki Toshimitsu, Hiroshi Ohsugi, Isao Hiyama 1987-09-08