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DL
Diafoil Company, Limited
Rank (All Time):
#11221
of 106,127
Top 15%
52 inventors
60
Patents All Time
Top Inventors at Diafoil Company, Limited
All Time
Showing 1–50 of 52 inventors
Rank
Name
Patents
1
Shigeo Utsumi
26
2
Seiji Sakamoto
11
3
Yujiro Fukuda
10
#4
Kichinojo Tomitaka
7
#5
Naohiro Takeda
6
#5
Tomoyuki Kotani
6
#7
Kazuo Endo
5
#7
Yoshio Meguro
5
#7
Yoshinori Sato
5
#7
Yuzo Otani
5
#11
Chikakazu Kawaguchi
4
#11
Kichinojyo Tomitaka
4
#11
Masumi Koizumi
4
#11
Narihiro Masuda
4
#11
Nariaki Okajima
4
#11
Satoshi Otonari
4
#11
Tateo Kanesaki
4
#11
Toshifumi Takisawa
4
#19
Masashi Inagaki
3
#19
Nobuyasu Shudo
3
#19
Shin-ichi Kinoshita
3
#22
Kazuyuki Akatsu
2
#22
Masahiko Fujimoto
2
#22
Masahiro Kita
2
#22
Shinobu Suzuki
2
#22
Shigeyuki Watanabe
2
#22
Takashi Harada
2
#22
Takashi Kagiyama
2
#22
Yoshihiko Ito
2
#30
Hiromi Yamashita
1
#30
Kazuhiro Kunugihara
1
#30
Kazuyuki Ohnishi
1
#30
Kenji Kato
1
#30
Ken Ohno
1
#30
Kiyoshi Inamoto
1
#30
Koichiro Ikushima
1
#30
Koji Utsunomiya
1
#30
Masato Tokishige
1
#30
Masamichi Watanabe
1
#30
Megumi Komiyama
1
#30
Mitsugu Hosoi
1
#30
Michio Nakata
1
#30
Mitsuo Yoshimoto
1
#30
Norio Okumura
1
#30
Seiichi Nozawa
1
#30
Syuji Anno
1
#30
Takeshi Takarada
1
#30
Yosio Meguro
1
#30
Yoshihide Ozaki
1
#30
Utsumi Shigeo
1
1
2
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