Inventor · disambiguated record
Takaaki Hisashima
Also filed as: HISASHIMA TAKAAKI
6 granted patents·0 citations·filing 2019–2019
62Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE6
Top patents by PatentIndex Score
6 records- 0152US11815552B2Clock frequency monitoring device and clock frequency monitoring methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Nov 14, 2023·0 cites·6 claims
- 0248US11927923B2Time synchronization system, management device, time synchronization method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Mar 12, 2024·0 cites·6 claims
- 0344US11196535B2Time synchronization system and time synchronization methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 7, 2021·0 cites·4 claims
- 0443US11240141B2Time path selection device and time path selection methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Feb 1, 2022·0 cites·7 claims
- 0541US11196533B2Time synchronization system and time synchronization methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 7, 2021·0 cites·4 claims
- 0641US11196499B2Time synchronization device and time synchronization methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 7, 2021·0 cites·11 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →