Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KS

Kyowa Sangyo — 44 Patents

Rank (All Time): #14,878 of 106,120Top 15%
32 inventors
44 Patents All Time

Top Inventors at Kyowa Sangyo All Time

Showing 1–32 of 32 inventors

RankNamePatents
1 Takashi Asai 12
2 Kosuke YAMAZAKI 6
2 Takashi Haraguchi 6
#4 Hiroto Ogawa 5
#5 Hidekazu Torii 3
#5 Mitsuhisa Shinsen 3
#5 Shinichi Nakayama 3
#8 Junichi Soga 2
#8 Kunihiko Ishikura 2
#8 Naoki Umemura 2
#8 Norio Ebisuoka 2
#8 Yoshiki Iwatsuka 2
#13 Hiroyuki Hirayama 1
#13 Hiroki Namekawa 1
#13 Hisashi Suzuki 1
#13 Kazuhito Yoshikawa 1
#13 Koji Ikeda 1
#13 Makoto Oguri 1
#13 Norimitsu Kitazawa 1
#13 Ryo Tsushima 1
#13 Seiji Yamamoto 1
#13 Shigeaki Nomura 1
#13 Tadao Goto 1
#13 Takahisa Ito 1
#13 Takeshi Nakajima 1
#13 Takatomo Watanabe 1
#13 Toshikazu Hirose 1
#13 Tomoko Matsumoto 1
#13 Tsuyoshi FUKATSU 1
#13 Yasuhiko Kobayashi 1
#13 Yoshihiro Takabatake 1
#13 Yuta KINOSHITA 1