RI

Railway Technical Research Institute

Rank (All Time): #8467 of 106,127Top 8%
233 inventors
82
Patents All Time

Top Inventors at Railway Technical Research Institute All Time

Showing 1–50 of 233 inventors

RankNamePatents
1 Masato Murakami 14
2 Masaru Tomita 10
3 Hajime Wakui 6
3 Naomichi Sakai 6
#5 Ken Nagashima 5
#5 Teruo Izumi 5
#5 Yuh Shiohara 5
#8 Hiroshi Takaichi 4
#8 Junji Fujie 4
#8 Kazuhiro Oda 4
#8 Sang-Im Yoo 4
#8 Shoji Tanaka 4
#8 Yasushi Karino 4
#14 Hajime Ouchi 3
#14 Hiroyuki Fujimoto 3
#14 Hideyuki Takizawa 3
#14 Kaoru Nemoto 3
#14 Michiaki Oyado 3
#14 Motoyuki Okano 3
#14 Nobuyuki Mastsumoto 3
#14 Takamitsu Higuchi 3
#14 Yuichi Nakamura 3
#23 Atsushi Sakaguchi 2
#23 Atsushi Sugahara 2
#23 Fumio Iwamoto 2
#23 Haruhiko Asao 2
#23 Hiroshi Fuji 2
#23 Hiromi Inoue 2
#23 Hiroki Nagasawa 2
#23 Hirotsugu Oishibashi 2
#23 Hisamitsu Shibakawa 2
#23 Hohzoh Kiyohara 2
#23 Junichi Kitano 2
#23 Kazutaka Asabe 2
#23 Kazuhide Kimbara 2
#23 Katsutoshi Mizuno 2
#23 Kaoru Ohno 2
#23 Kenji Suzuki 2
#23 Kenji Yajima 2
#23 Kouichi Matsuoka 2
#23 Masayoshi Azakami 2
#23 Masataka Iwakuma 2
#23 Masafumi Ogata 2
#23 Minoru Shimura 2
#23 Motoo Goto 2
#23 Muneyuki Ohara 2
#23 Naoki Koshizuka 2
#23 Nobuyuki Matsumoto 2
#23 Nobuyuki Yagi 2
#23 Seiichi Tottori 2