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

Alcare Co. — 33 Patents

Rank (All Time): #19,237 of 106,127Top 20%
47 inventors
33 Patents All Time

Top Inventors at Alcare Co. All Time

Showing 1–47 of 47 inventors

RankNamePatents
1 Takayuki Sekine 5
2 Hiroyuki Hirano 4
2 Hiroshi Yamaguchi 4
2 Naomitsu Takekawa 4
#5 Nobuyasu Nakasugi 3
#5 Takabumi Kubo 3
#5 Wataru OKUYAMA 3
#8 Atsushi Ueda 2
#8 Makoto Sato 2
#8 Noriyuki Kanbara 2
#8 Ryota Watanabe 2
#8 Tetsuya Takahashi 2
#8 Yoshikazu Matsumoto 2
#14 Eiji Nonaka 1
#14 Genkichi Yokoyama 1
#14 Hiroshi Maki 1
#14 Hiroaki Nakamura 1
#14 Hiroyuki Uchino 1
#14 Katuaki Shiono 1
#14 Katsuaki Shiono 1
#14 Kenichi MATSUZAKI 1
#14 Koji Usukura 1
#14 Kouji Usukura 1
#14 Masatoshi Igarashi 1
#14 Masahiko Miwa 1
#14 Masahiko Yano 1
#14 Osamu Uehara 1
#14 Satoru Numata 1
#14 Shigeyoshi Nakamura 1
#14 Shigetomi Okamoto 1
#14 Shozo Oonishi 1
#14 Subhash Chander Anand 1
#14 Subbiyan Rajendran 1
#14 Takanobu Aoyagi 1
#14 Takao Nakamura 1
#14 Tomoyuki Fujisaki 1
#14 Toshimasa KUSUHARA 1
#14 Toshimichi Matsuzaka 1
#14 Toshihide Misawa 1
#14 Tomoya Tanaka 1
#14 Yoshikazu Izumihara 1
#14 Yoshinori Kubo 1
#14 Yukihiro Katoh 1
#14 Yukihiro KATOU 1
#14 Yumi Kutsukake 1
#14 Akihito Watanabe 1
#14 Atsushi Horiuchi 1