CT

Chiaki TOKUDA

Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
SC Sumitomo Electric Printed Circuits: 1 patents #70 of 116Top 65%
Overall (All Time): #674,776 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12213249 Method for manufacturing dielectric sheet, method for manufacturing substrate for high-frequency printed wiring board, dielectric sheet, and substrate for high-frequency printed wiring board Shingo Kaimori, Takashi Ninomiya, Motohiko SUGIURA, Yasuhiro Okuda, Hideki Kashihara +3 more 2025-01-28
12025829 Resin composition, optical fiber and method for producing optical fiber Katsushi Hamakubo 2024-07-02
11919804 Resin composition, secondary coating material for optical fiber, optical fiber, and method for manufacturing optical fiber Katsushi Hamakubo, Noriaki IWAGUCHI, Takashi Fujii 2024-03-05
11858049 Cemented carbide and tool containing the same Yasuki Kido, Katsumi Okamura 2024-01-02
11820704 Resin composition, secondary coating material for optical fiber, optical fiber, and method for producing optical fiber Katsushi Hamakubo, Noriaki IWAGUCHI, Kazuya TOKUDA 2023-11-21
11579358 Optical fiber Katsushi Hamakubo, Noriaki IWAGUCHI, Tatsuya Konishi 2023-02-14
11472735 Optical fiber Katsushi Hamakubo, Noriaki IWAGUCHI 2022-10-18