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Railway Technical Research Institute — 82 Patents

Rank (All Time): #8,467 of 106,120Top 8%

233 inventors

82 Patents All Time

Top Inventors at Railway Technical Research Institute All Time

Showing 1–50 of 233 inventors

Rank	Name	Patents
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	Akihiro Kondoh	2
#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