HK

Hiroshi Kuwahara

HI Hitachi: 3 patents #512 of 4,225Top 15%
Overall (2003): #29,667 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6639920 Distributed type switching system Yoshito Sakurai, Shinobu Gohara, Kenichi Ohtsuki, Takao Kato, Eiichi Amada 2003-10-28
6618372 Packet switching system having-having self-routing switches Shirou Tanabe, Taihei Suzuki, Shinobu Gohara, Yoshito Sakurai, Kenichi Ohtsuki +2 more 2003-09-09
6546011 ATM cell switching system Yoshito Sakurai, Kenichi Ohtsuki, Shinobu Gohara, Makoto Mori, Akira Horiki +1 more 2003-04-08