RK

Ryosuke Kurata

HI Hitachi: 11 patents #3,813 of 28,497Top 15%
HT Hitachi Communication Technologies: 6 patents #6 of 214Top 3%
Overall (All Time): #239,676 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8929243 Network monitoring device Shuhei Takahashi, Hideaki Ishii 2015-01-06
8285270 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2012-10-09
8280055 Optical network system and method of changing encryption keys Taiki Nema, Tohru Kazawa 2012-10-02
8204493 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2012-06-19
8081961 Network management apparatus and method of selecting base station for software update Koichi Okita 2011-12-20
8023511 Communication system, optical line terminal, and congestion control method Kenta Komiya, Tohru Kazawa 2011-09-20
7991856 Network system Eiichiro Takizawa, Koichi Okita 2011-08-02
7937079 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2011-05-03
7937078 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2011-05-03
7773981 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2010-08-10
7751808 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2010-07-06
7647039 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2010-01-12
7640013 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2009-12-29
7496383 Mobile communication system and base station control apparatus Masaaki Yano, Daiho Kasai, Kenji Yamazaki 2009-02-24
7447497 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2008-11-04
7406310 Network management apparatus and method of selecting base station for software update Koichi Okita 2008-07-29
7310519 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2007-12-18
7194258 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2007-03-20
7190952 Wireless communication apparatus, wireless communication network and software upgrading method Koichi Okita 2007-03-13