KH

Katsushi Hamakubo

Sumitomo Electric Industries: 6 patents #45 of 636Top 8%
Overall (2024): #24,186 of 561,600Top 5%
6
Patents 2024

Issued Patents 2024

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12054629 Resin composition, optical fiber, and method for manufacturing optical fiber Kazuyuki SOHMA 2024-08-06
12025829 Resin composition, optical fiber and method for producing optical fiber Chiaki TOKUDA 2024-07-02
11960115 Optical fiber Kazuyuki SOHMA, Tatsuya Konishi 2024-04-16
11947161 Resin composition, optical fiber secondary coating material, optical fiber and manufacturing method of optical fiber Kazuyuki SOHMA, Kazuya TOKUDA, Tatsuya Konishi 2024-04-02
11919804 Resin composition, secondary coating material for optical fiber, optical fiber, and method for manufacturing optical fiber Chiaki TOKUDA, Noriaki IWAGUCHI, Takashi Fujii 2024-03-05
11914186 Optical fiber Yuya HOMMA 2024-02-27