Top Inventors in Yamagata, JP | Patent Leaderboard

Yamagata, JP ranks #1,543 worldwide for total patents filed all time, with 2,177 patents from 482 inventors. Leading employers of inventors based in Yamagata, JP include Yanmar Holdings Co., Hayashibara Seibutsu Kagaku Kenkyujo, Sharp Kabushiki Kaisha.

Showing 1–50 of 482 inventors

Rank	Inventor	Primary Company	Patents
1	Kiyoyuki Okuyama	Yanmar Holdings Co.	87
2	Toshiyuki Sugimoto	Hayashibara Seibutsu Kagaku Kenkyujo	82
3	Takuya Watanabe	Sharp Kabushiki Kaisha	81
#4	Junichi Iida	Ricoh Company	78
#5	Hidetoshi Abe	3M	66
#6	Takafumi Noda	Seiko Epson	53
#7	Setu Tsuchida	Tdk	38
#8	Hisateru Komatsu	Mitsumi Electric Co.	36
#9	Akitoshi Kuroda	Seiko Epson	32
#10	Ayako Yoshida	Pioneer	30
#11	Atsushi Igarashi	Seiko Instruments	29
#12	Yoshinori Araki	3M	22
#13	Kouichi Sakuma	Suzuki Manufacturing	20
#14	Hiroyuki Suda	Komori	19
#14	Emi Ito	Tdk	19
#14	Tetsugo Ishida	Seiko Epson	19
#17	Kazuki ABE	Mitsubishi Hitachi Power Systems	18
#17	Shuji Sugawara	Orient Chemical Industries Co.	18
#17	Mikio Nagahara	Seiko Epson	18
#20	Tadahiro Furukawa	Kyodo Printing Co.	17
#21	Masaomi Sakamoto	—	16
#21	Kunio Mitobe	Pioneer Electronic	16
#21	Hideki Aizawa	Furukawa Electric Co.	16
#21	Hitoshi Oba	Omron	16
#21	Masato Kurihara	Tdk	16
#26	Takamasa Ishikawa	Hitachi	15
#26	Takayuki Kamei	Kabushiki Kaisha Toshiba	15
#28	Rikuo Yamada	Seiko Epson	14
#28	Makoto Ueki	Renesas Electronics	14
#28	Fumio Murayama	Pioneer Electronic	14
#28	Hiroshi Asawa	Seiko Epson	14
#32	Yoshihito Otomo	Mitsumi Electric Co.	13
#32	Yoshiaki Ohashi	Eisai R&D Management Co.	13
#32	Yousuke Matsuyama	Mitsubishi Gas Chemical Company	13
#35	Masahiko Hirasawa	Seiko Epson	12
#35	Shuji Okada	Sumitomo Metal Mining Co.	12
#35	Giichiro Saito	Toyota	12
#35	Kouichi Takashima	A.L.M.T.	12
#35	Kazuhiko Toyooka	3M	12
#35	Masashige Moritoki	Renesas Electronics	12
#35	Hiroyuki Dohi	Pioneer	12
#42	Katsumi Suemitsu	Renesas Electronics	11
#42	Teruaki Kaiya	Pioneer	11
#42	Masayoshi Yokoo	Tohoku Seiki Industries	11
#45	Manabu Tsuchiya	Nec	10
#45	Toshitaka Nakajima	3M	10
#45	Keitaro Harada	Tohoku Seiki Industries	10
#45	Tohru Sakuma	Suzuki Manufacturing	10
#49	Junichi Saitoh	Nec	9
#49	Atsushi Kirii	Mitsumi Electric Co.	9

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Yamagata, JP All Time