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USPTO Patent Rankings Data through Dec 31, 2025
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Showa Shell Sekiyu Kabushiki Kaisha — 39 Patents

Rank (All Time): #16,489 of 106,120Top 20%
60 inventors
39 Patents All Time

Top Inventors at Showa Shell Sekiyu Kabushiki Kaisha All Time

Showing 1–50 of 60 inventors

RankNamePatents
1 Yoshiichi Suzuki 15
2 Hiroyuki Mogamiya 8
2 Noriko Yamakawa 8
#4 Ichiro Kawamura 7
#4 Tadaaki Isozaki 7
#6 Yoshihiko Aihara 6
#7 Nobuhiro Okabe 3
#7 Takashi Hagiwara 3
#7 Takashi Yamazaki 3
#7 Tomoyuki Inui 3
#7 Tomoya Kitazume 3
#7 Toru Ooide 3
#13 Hitoshi Iwatsubo 2
#13 Katutoshi Hirose 2
#13 Osamu Yamase 2
#13 Shunichi Koide 2
#13 Shigenori Sakuma 2
#13 Yoshio Imai 2
#13 Yoshihiro Takagi 2
#13 Yuvraj S. Negi 2
#13 Yuichiro Yamada 2
#22 Winston Guinto 1
#22 Horiyuki Mogamiya 1
#22 Seiten Rin 1
#22 Yasunori Sadamune 1
#22 Hajime Kubota 1
#22 Hitoshi Hatakeyama 1
#22 Hioyuki Mogamiya 1
#22 Hiroshi Okamura 1
#22 Hitoshi Suenaga 1
#22 Hiroshi Takeshita 1
#22 Kazumoto Nakamura 1
#22 Kaichi Tanida 1
#22 Kenji Takigawa 1
#22 Koichi Tanaka 1
#22 Masaaki Kakimoto 1
#22 Masayoshi Nakamura 1
#22 Masami Takao 1
#22 Masami Tsunekawa 1
#22 Norio Yamamoto 1
#22 Shinji Aihara 1
#22 Shigeharu Hashimoto 1
#22 Shinichi Koide 1
#22 Tadayuki Miura 1
#22 Takakatsu Takamori 1
#22 Toru Ohde 1
#22 Toshiaki Suzuki 1
#22 Toshio Yamamoto 1
#22 Tsuyoshi Hirajima 1
#22 Yasuhiro Hasegawa 1