Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KC

Kyowa Co.

Rank (All Time): #21,834 of 106,127Top 25%
64 inventors
28 Patents All Time

Top Inventors at Kyowa Co. All Time

Showing 1–50 of 64 inventors

RankNamePatents
1 Saiji Nozaki 8
2 Kuniaki Kamiya 7
3 Hironori Kawamura 5
#4 Ikuo Moriyama 3
#4 Koji Kajiwara 3
#4 Tomoji Abe 3
#4 Toshihiro Tanaka 3
#8 Hiroyuki Takahashi 2
#8 Isao Imanishi 2
#8 Kazuyuki Takahashi 2
#8 Kiyoe Takahashi 2
#8 Motoo Yoshioka 2
#8 Nobuyoshi Oike 2
#8 Shigeru Matsuo 2
#8 Shinichi Tanaka 2
#8 Takeo Fujitani 2
#8 Takeshi Hirota 2
#8 Takahito Ohkubo 2
#8 Yoshio Iwai 2
#20 Atsushi Kanda 1
#20 Hajime Mura 1
#20 Hidehiro Fujita 1
#20 Hisako Hara 1
#20 Hirofumi Koyama 1
#20 Hidekazu Oue 1
#20 Issei Umetsu 1
#20 Jinnosuke Takakura 1
#20 Junzo Ota 1
#20 Kazuharu Kato 1
#20 Kajio Matsuoka 1
#20 Kazuo Oyama 1
#20 Kenji Nabeshima 1
#20 Koji Kawasaki 1
#20 Kotaro ODA 1
#20 Kotaro Yoshimura 1
#20 Masaaki Fukuyasu 1
#20 Masataka Kinoshita 1
#20 Masahiro Kubo 1
#20 Manabu Miyawaki 1
#20 Masaharu Taniguchi 1
#20 Masato Yoshino 1
#20 Naoyuki Yada 1
#20 Norio Kashihara 1
#20 Norio Yoshikawa 1
#20 Richard D. Stolk 1
#20 Satoshi Inagaki 1
#20 Shinichiro Kuno 1
#20 Shino Tange 1
#20 Soichi Tange 1
#20 Sukeo Tamura 1