DC

Dowa Mining Co.

Rank (All Time): #3550 of 106,127Top 4%
324 inventors
217
Patents All Time

Top Inventors at Dowa Mining Co. All Time

RankNamePatents
1 Hideyo Osanai 18
2 Akira Sugawara 17
3 Masami Kimura 16
#4 Kazushi Sano 12
#5 Masami Sakuraba 12
#6 Seiichi Hisano 11
#7 Makoto Namioka 10
#8 Kishio Tayama 9
#9 Junji Nakamura 8
#10 Nobuyoshi Tsukaguchi 8
#11 Shuji Yoshizawa 8
#12 Kazuhisa Saito 7
#13 Takayoshi Endo 7
#14 Takayuki Takahashi 7
#15 Akira Nagatomi 7
#16 Choju Nagata 6
#17 Fumitaka Abukawa 6
#18 Kazuyuki Matsumoto 6
#19 Masatoshi Suehiro 6
#20 Masaya Takahara 6
#21 Yoshitake Hana 6
#22 Hiromasa Miyoshi 5
#23 Hirofumi Takei 5
#24 Kenichi Inoue 5
#25 Keiji Yokose 5
#26 Kiyoshi Yamada 5
#27 Masahiro Furo 5
#28 Ryuichi Toba 5
#29 Shuetsu Haseyama 5
#30 Shuichi Kohayashi 5
#31 Takatoshi Fujino 5
#32 Toshihiro Kanzaki 5
#33 Toshio Ueda 5
#34 Yoshichika Horikawa 5
#35 Yoshihiro Okada 5
#36 Chiaki Izumikawa 4
#37 Jun Takahashi 4
#38 Kazumasa Tezuka 4
#39 Kenichi Harigae 4
#40 Ken Iyoda 4
#41 Kenji Sakane 4
#42 Kozo Ogi 4
#43 Kouki Toishi 4
#44 Masahiro Gotoh 4
#45 Mamoru Sato 4
#46 Masami Kamada 4
#47 Naoya Sunachi 4
#48 Seiji Isoyama 4
#49 Seiichi Nakatani 4
#50 Tatsumi Inamura 4
#51 Takashi Ohgami 4
#52 Tsukasa Maruyama 4
#53 Yoshiomi Takada 4
#54 Yukihiro Kitamura 4
#55 Yuichi Sato 4
#56 Yuzo Tasaki 4
#57 Hideo Akiyama 3
#58 Hitoshi Atobe 3
#59 Hisashi Ebihara 3
#60 Hitoshi Goi 3
#61 Hideki Inoue 3
#62 Hidetoshi Juryozawa 3
#63 Hidekazu Kato 3
#64 Hitoshi Masuda 3
#65 Hiroshi Miura 3
#66 Hiroshi Miyazawa 3
#67 Isamu Fujimoto 3
#68 Kazuto Ito 3
#69 Kaoru Saruta 3
#70 Kenji Masada 3
#71 Kimitaka Sato 3
#72 Koichi Hatakeyama 3
#73 Kouichi Iwaisako 3
#74 Kouji Kawakita 3
#75 Masashi Echigo 3
#76 Kohichiro Eshima 3
#77 Masayasu Senda 3
#78 Naoyuki Kanahara 3
#79 Shinichi Konno 3
#80 Shigeo Nagaya 3
#81 Shuji Yamashita 3
#82 Shigeo Yoshida 3
#83 Susumu Shimada 3
#84 Takafumi Amino 3
#85 Takeshi Naito 3
#86 Tatsuo Ogawa 3
#87 Toshinori Eba 3
#88 Toraichi Kaneko 3
#89 Toshiya Kitamura 3
#90 Yasuhiko Aihara 3
#91 Yasuo Watanabe 3
#92 Atsushi Onoe 2
#93 Ayako Yoshida 2
#94 Fumihiro Sato 2
#95 Hideki Abe 2
#96 Hirofumi Kamisugi 2
#97 Hiroshi Matsushima 2
#98 Isamu Amatsu 2
#99 Kazuki Hatakeyama 2
#100 Katsuaki Okabe 2