KO

Kenichi Ohtsuki

HI Hitachi: 3 patents #420 of 3,950Top 15%
Overall (2002): #26,128 of 266,432Top 10%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6445703 ATM cell switching system Yoshito Sakurai, Shinobu Gohara, Makoto Mori, Akira Horiki, Takao Kato +1 more 2002-09-03
6389025 Distributed type switching system Yoshito Sakurai, Shinobu Gohara, Takao Kato, Hiroshi Kuwahara, Eiichi Amada 2002-05-14
6335934 Distributed type switching system Yoshito Sakurai, Shinobu Gohara, Takao Kato, Hiroshi Kuwahara, Eiichi Amada 2002-01-01