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AL
Alpha
Rank (All Time):
#4880
of 106,127
Top 5%
158 inventors
152
Patents All Time
Top Inventors at Alpha
All Time
Showing 1–50 of 158 inventors
Rank
Name
Patents
1
Takahiro Okada
18
2
Koichiro Sugimoto
12
3
Takao TOYAMA
11
#4
Shinji Ichikawa
9
#4
Tetsuyuki Tsukano
9
#6
Dongqing Cai
8
#6
Yoshio Watanuki
8
#8
Kenjirou Hayashi
7
#8
Mitsuo NISHIZUKA
7
#8
Ryuji Minemura
7
#8
Ryuichi Yoshida
7
#12
Hiroaki Sakakura
5
#12
Shuichi Kudoh
5
#12
Takashi Ono
5
#15
Kenji Mizushima
4
#15
Lan Kin
4
#15
Patrick James McGrath
4
#15
Ryoichi Tanaka
4
#15
Shunichi Osada
4
#20
Katsuji Konii
3
#20
Kousuke Kakita
3
#20
Makoto Igeta
3
#20
Takeshi Fukasawa
3
#20
Takahisa Kitahara
3
#20
Takao Nakamaru
3
#20
Teruhisa KATO
3
#20
Toshikazu Kiso
3
#20
Wataru Hirai
3
#20
Yoshitaka Takano
3
#20
Yusuke Watanabe
3
#31
Charlie F. Yancey
2
#31
Kazuhiko Kaniwa
2
#31
Kazuya Tanaka
2
#31
Kazuo Tsukada
2
#31
Kazuhisa Yabumoto
2
#31
Keiichi Miyamoto
2
#31
Noriaki Ito
2
#31
Ryoya OKUMA
2
#31
Satoshi Kubota
2
#31
Satoshi Ogata
2
#31
Saeko Tatemichi
2
#31
Scott Lane
2
#31
Soh Saito
2
#31
Takashi Yoshizawa
2
#31
Toshiyuki Muto
2
#31
Yutaka Saitoh
2
#31
Yuichi Yoshizawa
2
#31
Zefeng Chen
2
#49
Charles E. Bayha
1
#49
Chunlan Guo
1
1
2
3
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