KO

Kazuki Otsuka

TO Toto: 15 patents #50 of 1,113Top 5%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
📍 Echizen, JP: #22 of 298 inventorsTop 8%
Overall (All Time): #283,765 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12406785 Anisotropic rare earth sintered magnet and method for producing the same Tadao Nomura, Masayuki Kamata 2025-09-02
D1089574 Toilet seat Hiroshi Shimoda, Hirotaka Nakabayashi 2025-08-19
D1089575 Toilet seat Hiroshi Shimoda, Hirotaka Nakabayashi 2025-08-19
D1067394 Toilet seat Masanobu Wano, Hiroshi Shimoda, Hirotaka Nakabayashi 2025-03-18
D999349 Toilet Hiroshi Shimoda 2023-09-19
D954919 Toilet seat Hiroshi Shimoda 2022-06-14
D952110 Toilet seat Masanobu Wano, Hiroshi Shimoda 2022-05-17
D886966 Water closet Minoru Tani, Masafumi Ishikawa 2020-06-09
D884852 Water closet Minoru Tani, Masafumi Ishikawa 2020-05-19
D884853 Water closet Minoru Tani, Masafumi Ishikawa 2020-05-19
D884847 Water closet Minoru Tani, Masafumi Ishikawa 2020-05-19
D884851 Water closet Minoru Tani, Masafumi Ishikawa 2020-05-19
D882728 Water closet Minoru Tani, Masafumi Ishikawa 2020-04-28
D882741 Water closet Minoru Tani, Masafumi Ishikawa 2020-04-28
D882742 Water closet Minoru Tani, Masafumi Ishikawa 2020-04-28
D882739 Water closet Minoru Tani, Masafumi Ishikawa 2020-04-28