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USPTO Patent Rankings Data through Dec 31, 2025
OJ

Opnext Japan — 136 Patents

Rank (All Time): #5,390 of 106,120Top 6%
185 inventors
136 Patents All Time

Top Inventors at Opnext Japan All Time

Showing 1–50 of 185 inventors

RankNamePatents
1 Osamu Kagaya 14
2 Shigeru Tokita 13
3 Kazumi Kawamoto 12
#4 Hideyuki Kuwano 11
#4 Tomonobu Tsuchiya 11
#6 Masahiro Aoki 10
#6 Naoki Matsushima 10
#8 Kazuhiko Naoe 8
#8 Kazunori Shinoda 8
#10 Hideo Arimoto 7
#10 Hiroo Matsue 7
#10 Masanobu Okayasu 7
#10 Michihide Sasada 7
#10 Takeshi Kitatani 7
#10 Yoshiaki Niwa 7
#16 Akihisa Terano 6
#16 Hiroaki Furuichi 6
#16 Hiroyasu Sasaki 6
#16 Shigeki Makino 6
#16 Shigehisa Tanaka 6
#21 Hiroyuki Kamiyama 5
#21 Hiroshi Moriya 5
#21 Kouji Nakahara 5
#21 Mitsuo Akashi 5
#21 Noriko Sasada 5
#21 Ryu Washino 5
#21 Susumu Sorimachi 5
#21 Takeshi Yamashita 5
#21 Yasushi Sakuma 5
#30 Atsushi Hasegawa 4
#30 Fumihide Maeda 4
#30 Hiroyuki Arima 4
#30 Hiroshi Hamada 4
#30 Hiroyoshi Ishii 4
#30 Kazuhiro Komatsu 4
#30 Katsumi Kuroguchi 4
#30 Kazunori Saitoh 4
#30 Kenji Uchida 4
#30 Kenji Yoshimoto 4
#30 Kisho Ashida 4
#30 Masahiro Hirai 4
#30 Naohiko Baba 4
#30 Seiji Sumi 4
#30 Takashi Shiota 4
#30 Yutaka Inoue 4
#30 Yukitoshi Okamura 4
#47 Atsushi Miura 3
#47 Atsuhiro Yamamoto 3
#47 Cleitus Antony 3
#47 Daisuke Nakai 3