RK

Ryoichi Kurihara

HI Hitachi: 4 patents #260 of 3,950Top 7%
Overall (2002): #12,472 of 266,432Top 5%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6496886 Directional coupling bus system using printed board Hideki Osaka, Toyohiko Komatsu, Masahiro Kitano, Akira Yamagiwa 2002-12-17
6441639 Circuit module connected to a transmission line including arrangement to suppress reflections at a branch point of the transmission line Toshitsugu Takekuma, Akira Yamagiwa 2002-08-27
6420900 Semiconductor memory Toshitsugu Takekuma, Akira Yamagiwa 2002-07-16
6404239 Semiconductor integrated circuit device having power reduction mechanism Takayuki Kawahara, Ryoichi Hori, Masashi Horiguchi, Kiyoo Itoh, Masakazu Aoki +2 more 2002-06-11