TH

Takemi Hasegawa

Sumitomo Electric Industries: 4 patents #64 of 723Top 9%
Overall (2021): #39,292 of 548,734Top 8%
4
Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11156529 Nonlinearity measuring method and nonlinearity measuring device Tetsuya Hayashi 2021-10-26
11137542 Optical fiber Masato Suzuki, Yuki Kawaguchi 2021-10-05
11099322 Optical fiber Masato Suzuki, Yuki Kawaguchi, Yoshinori Yamamoto 2021-08-24
10908353 Optical fiber and slanted fiber grating Shigehiro Nagano, Manabu Shiozaki, Jun Kinugasa 2021-02-02