KA

Kaoru Arai

NT NTT: 2 patents #485 of 1,302Top 40%
Overall (2024): #148,503 of 561,600Top 30%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11927923 Time synchronization system, management device, time synchronization method, and program Takaaki Hisashima, Hiroki Sakuma, Ryuta Sugiyama, Shunichi Tsuboi, Osamu Kurokawa +1 more 2024-03-12
11881900 Transceiver, spatial light frequency transmission system and spatial light frequency transmission method Hiroki Sakuma, Ryuta Sugiyama 2024-01-23