RN

Ryouichi Naganuma

HI Hitachi: 3 patents #512 of 4,225Top 15%
📍 Hitachinaka, JP: #24 of 318 inventorsTop 8%
Overall (2003): #22,431 of 273,478Top 9%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6623255 Fluid transfer apparatus Kim Houng Joong, Kohji Maki, Taizou Miyazaki, Tomoyuki Hanyu 2003-09-23
6561052 Automatic transmission Mitsuo Kayano, Toshimichi Minowa, Hiroshi Ohnishi, Takashi Okada, Tatsuya Ochi +1 more 2003-05-13
6548920 Linear motor and method of producing the same Kim Houng Joong, Hiromitsu Seino, Hiroshi Toyoda, Kohji Maki 2003-04-15