NK

Nobutatsu Koshoubu

NT NTT: 1 patents #452 of 907Top 50%
Overall (2022): #313,273 of 548,613Top 60%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11269139 Waveguide type optical interferometer circuit Ryoichi Kasahara, Katsuhiko Hirabayashi 2022-03-08