HT

Hiroyuki Toshimitsu

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
Overall (All Time): #1,299,834 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5012658 Full automatic washing machine Tamotsu Shikamori, Hiroshi Ohsugi, Isao Hiyama, Soichi Fukuzawa 1991-05-07
4955213 Full automatic electric washing machine having an auto-off power source structure Hiroshi Ohsugi, Toshiyasu Kamano, Tamotu Shikamori, Masayoshi Hirayama 1990-09-11
4724688 Fully automatic washing machine Tamotsu Shikamori, Hiroshi Ohsugi, Isao Hiyama, Soichi Fukuzawa 1988-02-16
4691538 Fully automatic washing machine Tamotsu Shikamori, Hiroshi Ohsugi, Isao Hiyama, Soichi Fukuzawa 1987-09-08