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

Api — 53 Patents

Rank (All Time): #12,186 of 105,732Top 15%
76 inventors
53 Patents All Time

Patents per Year

Patents granted per year, 1990 to 2025Bar chart with a peak of 6 patents in 2018.peak 61990: 1 patents19901994: 1 patents2000: 1 patents20002003: 2 patents2006: 2 patents20062009: 1 patents2011: 2 patents20112012: 2 patents2013: 4 patents20132015: 2 patents2016: 3 patents20162017: 4 patents2018: 6 patents20182019: 2 patents2020: 3 patents20202021: 4 patents2022: 1 patents20222023: 5 patents2024: 5 patents20242025: 2 patents2025

Top Inventors at Api All Time

Showing 1–50 of 76 inventors

RankNamePatents
1 Hiroshi Kawabata 13
2 Masaki NAGAHAMA 12
2 Ryoma Miyake 12
#4 Tomoko Maeda 8
#5 Jun Takehara 7
#5 Masato MURAI 7
#7 Daiki Okado 6
#8 Naoyuki Watanabe 5
#8 Takashi Ohtani 5
#8 Tsugihiko Hidaka 5
#11 Hirotsugu TANIIKE 4
#11 Mamoru Suga 4
#11 Takanobu Iura 4
#11 Yasumasa Dekishima 4
#15 Hideki OOMIYA 3
#15 Hisatoshi Uehara 3
#15 Kuniko Asada 3
#15 Yasuhiro Kozasa 3
#15 Yasuyo Saito 3
#15 Yoshimune Aosaki 3
#21 Hiroyuki Akashi 2
#21 Jun Ogawa 2
#21 Makoto Hibi 2
#21 Masahiko Seki 2
#21 Ryouhei Katou 2
#21 Toshio Morishita 2
#21 Yasuhiro Hidaka 2
#21 Yoshihide Kimura 2
#21 Yoshifumi Shibuya 2
#21 Yuuki Asuma 2
#31 Tai Ngyuen 1
#31 Akihito Ogino 1
#31 Aya Kato 1
#31 Bernard Castagner 1
#31 Haruka SASANO 1
#31 Haipeng Zhao 1
#31 Hiroshi Kohama 1
#31 Jeff Kreitzman 1
#31 Justin Brown 1
#31 Junpei Natsui 1
#31 Katsuto Ohse 1
#31 Kaori Suzuki 1
#31 Kenji Oki 1
#31 Kenta Saito 1
#31 Koichi Ishida 1
#31 Kosuke ITO 1
#31 Kuniki Kino 1
#31 Kumiko Okamoto 1
#31 Mai Kaneko 1
#31 Manabu Katsurada 1