ES

Eiichi Sugai

NT Ntt Advanced Technology: 2 patents #9 of 188Top 5%
HK Hamamatsu Photonics K.K.: 1 patents #936 of 1,436Top 70%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #1,929,569 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10205296 Swept light source and method for controlling the same Seiji Toyoda, Yuzo Sasaki, Takashi Sakamoto, Joji Yamaguchi, Tadashi Sakamoto +7 more 2019-02-12
6393168 Method and apparatus for maintaining optical signal having low degree of polarization in specific state of polarization Motoyuki Atoji 2002-05-21