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

Stella Pharma — 10 Patents

Rank (All Time): #52,366 of 105,732Top 50%
20 inventors
10 Patents All Time

Patents per Year

Patents granted per year, 2013 to 2025Bar chart with a peak of 2 patents in 2015.peak 22013: 1 patents20132014: 1 patents20142015: 2 patents20152016: 1 patents20162017: 1 patents20172018: 1 patents20182019: 1 patents20192021: 1 patents20212025: 1 patents2025

Top Inventors at Stella Pharma All Time

Showing 1–20 of 20 inventors

RankNamePatents
1 Kohki Uehara 7
1 Mitsunori Kirihata 7
3 Hideki Nakashima 4
3 Hiroshi Takenaka 4
#5 Sayuri Ueda 3
#5 Tomohiro Yoshikawa 3
#5 Yoshihide Hattori 3
#5 Yoichiro Ohta 3
#5 Yuko Ishino 3
#5 Yusuke Taguchi 3
#11 Koji Kawakami 2
#11 Liying Yang 2
#11 Mari Haramoto 2
#11 Masayuki Kohno 2
#11 Oumi Nakajima 2
#11 Tomohisa Horibe 2
#17 Shintaro Kusaka 1
#17 Tomoyuki Asano 1
#17 Yoshiya Iguchi 1
#17 Yoshimitsu Katakuse 1