TC

Tokyo Ohka Kogyo Co.

Rank (All Time): #671 of 106,127Top 1%
684 inventors
1,258
Patents All Time

Top Inventors at Tokyo Ohka Kogyo Co. All Time

Showing 1–50 of 684 inventors

RankNamePatents
1 Toshimasa Nakayama 110
2 Hideo Hada 93
3 Yoshiyuki Utsumi 70
#4 Daiju Shiono 64
#5 Hidekatsu Kohara 54
#6 Takahiro Dazai 53
#7 Hiroaki Shimizu 51
#8 Tomoyuki Hirano 49
#9 Takeshi Iwai 48
#10 Tsuyoshi Nakamura 47
#11 Dai Shiota 43
#11 Koichi Misumi 43
#11 Akiya Kawaue 43
#14 Kazumasa Wakiya 42
#14 Masatoshi Arai 42
#16 Takehiro Seshimo 41
#17 Hiroshi Komano 40
#17 Kazufumi Sato 40
#17 Yoshitaka Komuro 40
#20 Yoshihiro Inao 39
#20 Akihiko Nakamura 39
#22 Ken Miyagi 35
#23 Masaru Takeshita 34
#23 Mitsuru Sato 34
#25 Kunihiro Noda 33
#25 Tasuku Matsumiya 33
#27 Kousuke Doi 32
#27 Takahiro Senzaki 32
#29 Hiroki Chisaka 31
#29 Kazuyuki Nitta 31
#31 Masakazu Kobayashi 30
#32 Toshiyuki Ogata 29
#33 Fumitake Kaneko 27
#33 Jun Iwashita 27
#33 Taku Hirayama 27
#36 Futoshi Shimai 26
#36 Katsumi Oomori 26
#38 Atsushi Miyanari 25
#38 Hisashi Nakane 25
#38 Jun Koshiyama 25
#41 Kotaro Endo 24
#41 Satoshi Fujimura 24
#41 Akira Hashimoto 24
#44 Daichi Takaki 23
#44 Etsuko Iguchi 23
#44 Hirofumi Imai 23
#44 Kiyoshi Ishikawa 23
#44 Koki Tamura 23
#44 Takahiro Asai 23
#44 Yoshihiro Sawada 23