Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
P2

Plant 21 — 164 Patents

Rank (All Time): #4,579 of 106,127Top 5%
13 inventors
164 Patents All Time

Top Inventors at Plant 21 All Time

Showing 1–13 of 13 inventors

RankNamePatents
1 Ushio Sakazaki 124
2 Brent D. Barnes 17
3 Rika Matsumoto 5
#4 Akiko Takahashi 4
#5 Brian Heiser 3
#5 Rika Tsutsumi 3
#7 Jessica Grice 2
#8 Jessica Boldt 1
#8 Josh Miller 1
#8 Petra Ibanez 1
#8 Tom Smith 1
#8 Helmut Kientzler 1
#8 Akiko Kitahara 1