TO

Tatsuya Okamoto

NT NTT: 3 patents #131 of 956Top 15%
Overall (2023): #58,961 of 537,848Top 15%
3
Patents 2023

Issued Patents 2023

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11788909 Measuring device and measuring method using tape core wire Atsushi Nakamura, Daisuke IIDA, Hiroyuki OSHIDA, Tomokazu Oda, Yoshifumi Wakisaka 2023-10-17
11750283 Optical fiber route search method, optical fiber route search device and program Daisuke IIDA, Nazuki HONDA, Yoshifumi Wakisaka, Hiroyuki OSHIDA 2023-09-05
11644347 Manhole position specification method and manhole position specification system Daisuke IIDA, Hiroyuki OSHIDA, Tetsuya Manabe 2023-05-09