Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Minoru Tani — 76 Patents

TOToto: 76 patents #1 of 1,113Top 1%
Kitakyushu, MS: #1 of 14 inventorsTop 8%
Overall (All Time): #25,016 of 4,157,543Top 1%
76 Patents All Time

Issued Patents All Time

Showing 1–25 of 76 patents

Patent #TitleCo-InventorsDate
D984608 Toilet seat Hirotaka Nakabayashi, Tomohiro Miyazaki 2023-04-25
D902180 Remote controller for toilet seat with bidet Ayaka Shigeta 2020-11-17
D886966 Water closet Kazuki Otsuka, Masafumi Ishikawa 2020-06-09
D884853 Water closet Kazuki Otsuka, Masafumi Ishikawa 2020-05-19
D884854 Toilet seat Hirotaka Nakabayashi, Tomohiro Miyazaki 2020-05-19
D884847 Water closet Kazuki Otsuka, Masafumi Ishikawa 2020-05-19
D884852 Water closet Kazuki Otsuka, Masafumi Ishikawa 2020-05-19
D884851 Water closet Kazuki Otsuka, Masafumi Ishikawa 2020-05-19
D882728 Water closet Kazuki Otsuka, Masafumi Ishikawa 2020-04-28
D882742 Water closet Kazuki Otsuka, Masafumi Ishikawa 2020-04-28
D882741 Water closet Kazuki Otsuka, Masafumi Ishikawa 2020-04-28
D882739 Water closet Kazuki Otsuka, Masafumi Ishikawa 2020-04-28
10595688 Toilet apparatus Megumi Takeshita, Mihoko Sato, Tomofumi Onishi, Akihiro Ashihara, Ayaka Shigeta +1 more 2020-03-24
10448791 Toilet apparatus Megumi Takeshita, Mihoko Sato, Tomomi Rokuta, Akihiro Ashihara, Ayaka Shigeta +1 more 2019-10-22
D857661 Remote controller for toilet seat with bidet Ayaka Shigeta 2019-08-27
10349793 Toilet apparatus Megumi Takeshita, Mihoko Sato, Tomomi Rokuta, Akihiro Ashihara, Ayaka Shigeta +2 more 2019-07-16
D848589 Water closet Chikahiro Kakimoto 2019-05-14
D844761 Toilet seat Hirotaka Nakabayashi 2019-04-02
D844121 Toilet seat Ayaka Shigeta, Masafumi Ishikawa, Lea Mari Mendoza 2019-03-26
D844120 Toilet seat Hirotaka Nakabayashi 2019-03-26
D831799 Water closet Mitsuya Obara, James Kaoru Bury 2018-10-23
9988803 Urinal having continuously curved bowl surface Yusuke Takiguchi, Yuichi Furuta, Tomohiro Kai, Hironori Yamasaki 2018-06-05
D811564 Toilet seat Yuji Yoshioka, Hirotaka Nakabayashi 2018-02-27
D810250 Water closet Yuji Yoshioka, Hirotaka Nakabayashi 2018-02-13
D796017 Toilet Yuji Yoshioka, Hirotaka Nakabayashi 2017-08-29