TH

Tetsuya Haruna

Sumitomo Electric Industries: 7 patents #9 of 570Top 2%
Overall (2016): #12,454 of 481,213Top 3%
7
Patents 2016

Issued Patents 2016

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9527765 Optical fiber manufacturing method and optical fiber Masaaki Hirano, Yoshiaki Tamura, Tetsuya Nakanishi 2016-12-27
9512033 Optical fiber preform Masaaki Hirano, Yoshiaki Tamura 2016-12-06
9411095 Optical-fiber preform and method for manufacturing optical-fiber preform Yoshiaki Tamura, Masaaki Hirano 2016-08-09
9340444 Optical fiber preform manufacturing method, optical fiber preform, and optical fiber Masaaki Hirano, Yoshiaki Tamura 2016-05-17
9335465 Optical fiber and optical fiber preform Masaaki Hirano, Yoshiaki Tamura 2016-05-10
9322990 Optical fiber preform Masaaki Hirano, Yoshiaki Tamura 2016-04-26
9229160 Optical fiber preform, method for producing optical fiber, and optical fiber Yoshiaki Tamura, Masaaki Hirano 2016-01-05