Top Inventors in Ibaraki, JP | Patent Leaderboard

Ibaraki, JP ranks #1,747 worldwide for total patents filed all time, with 1,900 patents from 40 inventors. Leading employers of inventors based in Ibaraki, JP include Brother Kogyo, Fujitsu Limited, Canon.

Showing 1–40 of 40 inventors

Rank	Inventor	Primary Company	Patents
1	Hiroaki Takahashi	Brother Kogyo	329
2	Osamu Suzuki	Fujitsu Limited	205
3	Masaaki Suzuki	Canon	173
#4	Hisashi Yamada	Kabushiki Kaisha Toshiba	123
#5	Tetsuya Ueda	Mitsubishi Electric	109
#6	Akihiro Kobayashi	Brother Kogyo	100
#7	Satoru Suzuki	Tokaikogyo Mishin	97
#8	Seiji Kondo	Nitto Denko	74
#9	Masamichi Ito	Sony	71
#10	Sadao Mizuno	Sumitomo Electric Industries	60
#11	Toshihiko Ishida	Aisin Seiki Kabushiki Kaisha	55
#12	Katsunori Takada	Nitto Denko	51
#12	Takeshi Miki	Sony	51
#14	Masayuki Fukui	Fujitsu Limited	50
#15	Tadashi Shimizu	—	46
#16	Tomoya Kato	Advanced Lcd Technologies Development Center Co.	34
#17	Yoshihiro Hayakawa	Sumitomo Electric Industries	26
#17	Hironobu Sato	Sanyo Electric Co.	26
#19	Hirofumi Hayashi	Toyo Tire & Rubber Co.	23
#20	Tosikazu Ito	Tokai Kogyo Co.	21
#21	Mitsuhiro Kanada	Nitto Denko	17
#22	Eiji Tabata	Konica Minolta	15
#22	Kazunobu Kojima	Sumitomo Electric Industries	15
#24	Naoki Ohara	Sharp Kabushiki Kaisha	14
#24	Tadashi Fukumoto	Makita	14
#26	Yasuyuki Sekiguchi	Kabushiki Kaisha Toshiba	12
#27	Katsuhiko Ariga	Denso	11
#27	Susumu Isobe	Daido Tokushuko	11
#29	Koji Ikuta	Japan Science And Technology Agency	9
#29	Hideki Ono	Eisai	9
#31	Syoichi Ito	Hitachi	7
#31	Mamoru Kainuma	Hitachi	7
#31	Tomoki MATSUMURA	Riso Kagaku	7
#34	Takeshi Kitano	Agency Of Industrial Science And Technology	6
#35	Jun Matsubayashi	Hitachi	5
#36	Naokazu Murahashi	Eisai	4
#36	Noriyuki Miyata	National Institute Of Advanced Industrial Science And Technology	4
#38	Masahiko Imaizumi	Mitsubishi Electric	3
#38	Hideharu Takeuchi	Arakawa Chemical Industries	3
#38	Muneaki Kanou	Toagosei Co.	3

Ibaraki, JP All Time