EY

Etsushi Yamazaki

NT NTT: 5 patents #44 of 907Top 5%
NE Ntt Electronics: 2 patents #1 of 42Top 3%
Overall (2022): #32,791 of 548,613Top 6%
5
Patents 2022

Issued Patents 2022

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11349572 Optical transmission system, optical transmitting apparatus, and optical receiving apparatus Masanori Nakamura, Seiji Okamoto, Yoshiaki Kisaka 2022-05-31
11329764 Error correction device, error correction method, and optical communication system Fumiaki Nakagawa, Yasuharu Onuma, Katsuichi Oyama, Yasuyuki Endoh, Yoshiaki Kisaka +1 more 2022-05-10
11323238 Frame synchronization apparatus, optical communication apparatus, and frame synchronization method Mitsuteru YOSHIDA, Yasuyuki Endoh, Katsuichi Oyama, Masayuki Ikeda, Tsutomu Takeya +2 more 2022-05-03
11316588 Wavelength dispersion compensation apparatus, wavelength dispersion compensation method, and optical receiving apparatus Kyo MINOGUCHI, Seiji Okamoto, Yoshiaki Kisaka 2022-04-26
11251870 Optical transmission system Yoshiaki Kisaka 2022-02-15