Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
HI

Hisashi Izumita

NT NTT: 2 patents #147 of 767Top 20%
Overall (2025): #122,315 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12253735 Optical cable laying method Yuta Maruo, Hiroaki TANIOKA, Shigekatsu Tetsutani, Yusuke Yamada, Akira Sakurai 2025-03-18
12242125 Optical cable laying method Yusuke Yamada, Akira Sakurai, Yuta Maruo, Shigekatsu Tetsutani, Hiroaki TANIOKA 2025-03-04