RK

Ryoichi Kobayashi

HI Hitachi: 2 patents #899 of 4,225Top 25%
HC Hitachi Car Engineering Co.: 2 patents #28 of 145Top 20%
IC Idemitsu Petrochemical Co.: 1 patents #15 of 90Top 20%
📍 Hitachinaka, JP: #24 of 318 inventorsTop 8%
Overall (2003): #22,440 of 273,478Top 9%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6595194 Ignition system for internal combustion engine Takashi Ito, Noboru Sugiura, Katsuaki Fukatsu 2003-07-22
6576721 Process for producing low polymer of ethylene Shigeki Kura 2003-06-10
6539929 Ignition device for an internal combustion engine Takashi Ito, Katsuaki Fukatsu, Noboru Sugiura 2003-04-01