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Sumitomo Osaka Cement Co.
Rank (All Time):
#1776
of 106,127
Top 2%
327 inventors
479
Patents All Time
Top Inventors at Sumitomo Osaka Cement Co.
All Time
Showing 1–50 of 327 inventors
Rank
Name
Patents
1
Norikazu Miyazaki
85
2
Junichiro Ichikawa
55
3
Toru Sugamata
53
#4
Mamoru Kosakai
32
#5
Satoshi Oikawa
30
#5
Takao Kitagawa
30
#7
Katsutoshi Kondou
28
#8
Toshio Kataoka
26
#9
Kei Katou
23
#9
Masataka Oyama
23
#9
Ryuuta YAMAYA
23
#12
Ryo Shimizu
22
#13
Satoru Oshitari
19
#13
Tokutaka Hara
19
#15
Masayuki Motoya
16
#15
Yukio Miura
16
#17
Kaoru Higuma
14
#17
Yu Kataoka
14
#19
Shingo Takano
13
#20
Nobuhiro Hidaka
12
#20
Shinichi Maeta
12
#20
Yuhki Kinpara
12
#23
Futoshi Yamamoto
11
#23
Hironori Kugimoto
11
#23
Kouji Oono
11
#23
Takeshi Otsuka
11
#27
Hideki Ichimei
10
#27
Kazunori Ishimura
10
#27
Takashi Shinriki
10
#27
Tetsuro ITAGAKI
10
#27
Youichi Hosokawa
10
#32
Hitoshi Kouno
9
#32
Hirofumi YASUMIISHI
9
#32
Kei Kato
9
#32
Masayuki Ichioka
9
#32
Syunsuke SUMA
9
#32
Tetsuya Fujino
9
#38
Hirotoshi Nagata
8
#38
Kenji Kitamura
8
#38
Keisuke Maeda
8
#38
Keijiro Shigeru
8
#38
Kentaro Takahashi
8
#38
Kosuke OKAHASHI
8
#38
Sunao Kurimura
8
#38
Takahisa Fujita
8
#46
Ryuuji Hayahara
7
#46
Shingo Mori
7
#46
Tohru Sugamata
7
#46
Tsutomu Saitou
7
#46
Yoshihiro Hashimoto
7
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