Top Inventors in Tsuchiura, JP | Patent Leaderboard

Tsuchiura, JP ranks #1,048 worldwide for total patents filed all time, with 3,237 patents from 519 inventors. Leading employers of inventors based in Tsuchiura, JP include Hitachi Construction Machinery Co., Hitachi Maxell, Mitsubishi Electric.

Showing 1–50 of 519 inventors

Rank	Inventor	Primary Company	Patents
1	Shinya Imura	Hitachi Construction Machinery Co.	114
2	Kazunori Nakamura	Hitachi Construction Machinery Co.	85
3	Shiho Izumi	Hitachi Construction Machinery Co.	68
#4	Masatoshi Hoshino	Hitachi Construction Machinery Co.	67
#5	Kenji Hiraku	Hitachi Construction Machinery Co.	53
#6	Eiji Koyama	Hitachi Maxell	46
#7	Seiji Ishida	Hitachi Construction Machinery Co.	45
#7	Akira Nakata	Mitsubishi Electric	45
#9	Hiroshi Ogura	Hitachi Construction Machinery Co.	42
#9	Norihide Saho	Hitachi	42
#11	Shinichi Nishiyama	Hitachi	39
#12	Yuji Umemoto	Kabushiki Kaisha Toshiba	37
#13	Nobuyuki Osawa	Nippon Seiko Co.	36
#13	Hiroki Ishii	Funai Electric Co.	36
#15	Takashi Ikimi	Hitachi	34
#15	Masatsugu Arai	Hitachi	34
#15	Tomohiko Yasuda	Hitachi Construction Machinery Co.	34
#15	Akira Tadano	Smc	34
#19	Hideki Morii	Sharp Kabushiki Kaisha	32
#20	Takeshi Kazama	Denso	31
#20	Katsuhiro Sasaki	Hitachi Construction Machinery Co.	31
#22	Kazuhiro Ichimura	Hitachi Construction Machinery Co.	28
#23	Hisashi Shibata	Eisai	27
#23	Richard Clark	Eisai	27
#25	Toshikazu Minoshima	Hitachi Construction Machinery Co.	26
#25	Yoshihiko Kotake	Eisai	26
#25	Kenji Otani	Hitachi	26
#28	Yoshio Ishihara	Nippon Sanso	25
#29	Makoto Okita	Eisai	24
#29	Hiroyuki Azuma	Hitachi Construction Machinery Co.	24
#29	Takayuki Satou	Hitachi Construction Machinery Co.	24
#29	Yuji Azuma	Hitachi Displays	24
#33	Kouji Tamori	Jsr	23
#33	Akinori Ishii	Hitachi Construction Machinery Co.	23
#35	Takao Kurosawa	Hitachi Construction Machinery Co.	22
#35	Akio Hoshi	Canon	22
#37	Hidenobu Tsukada	Hitachi Construction Machinery Co.	21
#37	Shigeaki Funyuu	Hitachi Chemical Company	21
#37	Katsuaki Kikuchi	Hitachi	21
#40	Atsushi Ichikawa	Hitachi	20
#40	Hiroshi Ishizaki	Hitachi	20
#40	Katsuro Motoe	Riso Kagaku	20
#43	Keizo Saito	Lube Co.	19
#43	Toru Nakajima	Hitachi Construction Machinery Co.	19
#45	Yoshinori Furuno	Hitachi Construction Machinery Co.	18
#46	Naoki Kaneda	Akebono Brake Industry Co.	17
#46	Yasunori Ota	Hitachi Construction Machinery Co.	17
#46	Shigetaka Nakamura	Noritsu Koki Co.	17
#46	Yutaka Tokiwa	Director-General Of Agency Of Industrial Science And Technology	17
#50	Kazuhiro Iwai	Honda Motor Co.	16

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Tsuchiura, JP All Time