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

Lead Chemical Co.

Rank (All Time): #30,937 of 106,127Top 30%
37 inventors
19 Patents All Time

Top Inventors at Lead Chemical Co. All Time

Showing 1–37 of 37 inventors

RankNamePatents
1 Masao Mori 9
2 Haruo Saito 5
3 Seijiro Yama 4
3 Tamaki Horiuchi 4
#5 Hideo Nemoto 3
#5 Takayasu Matsuzawa 3
#7 Atsushi Nishida 2
#7 Eiichi Yoshii 2
#7 Masao Hattori 2
#7 Masako Nakagawa 2
#7 Naoki Murai 2
#7 Sunao Takeuchi 2
#13 Chika Hasegawa 1
#13 Daisuke Ichimatsu 1
#13 Etsuko Minegishi 1
#13 Hitomi Hashitani 1
#13 Hideo Suda 1
#13 Hidetsune Tamaoki 1
#13 Hitomi Waki 1
#13 Jun Mori 1
#13 Kazuyoshi Uematsu 1
#13 Kenji Toda 1
#13 Makoto Takeuchi 1
#13 Mineo Sato 1
#13 Naoiki Yamamoto 1
#13 Noriyasu Saito 1
#13 Satoshi Takahashi 1
#13 Seijirou Yama 1
#13 Shingo Shimada 1
#13 Tadashi Ishigaki 1
#13 Takayuki Matsunaga 1
#13 Tetsukazu Hamamoto 1
#13 Yoshiaki Kudo 1
#13 Yoshiaki Mori 1
#13 Yuji Matsuya 1
#13 Yu-ji Matsuya 1
#13 Mihoko Fuwa 1