P

Inventor

SEKI TOSHIHIKO

JP17 patents
⚠️ This page may combine multiple inventors who share the name “SEKI TOSHIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON TELEGRAPH & TELEPHONE

11 patents
US11831532B2Nov 28, 2023

Timestamp correction apparatus, time stamp correction method, and program

NIPPON TELEGRAPH & TELEPHONE82 citations95
US12237976B2Feb 25, 2025

Topology deduction system, traffic addition device, and traffic addition method

NIPPON TELEGRAPH & TELEPHONE0 citations60
US11765042B2Sep 19, 2023

Traffic application amount calculation apparatus, method and program

NIPPON TELEGRAPH & TELEPHONE0 citations60
US11528080B2Dec 13, 2022

Optical transmission system and failure diagnosis method for optical transmission system

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12388706B2Aug 12, 2025

Correct answer data generation apparatus, correct answer data generation method and correct answer data generation program

NIPPON TELEGRAPH & TELEPHONE0 citations50
US12192091B2Jan 7, 2025

Topology estimation system, traffic generation apparatus, and traffic generation method

NIPPON TELEGRAPH & TELEPHONE0 citations49
US11936540B2Mar 19, 2024

System determination apparatus, system determination method and system determination program

NIPPON TELEGRAPH & TELEPHONE0 citations49
US11882015B2Jan 23, 2024

Estimation system, addition apparatus, estimation method, addition method, estimation program and addition program

NIPPON TELEGRAPH & TELEPHONE0 citations49
US11720092B2Aug 8, 2023

Maintenance management system and data processing method

NIPPON TELEGRAPH & TELEPHONE0 citations49
US11296790B2Apr 5, 2022

Transmission system and wavelength resource management method

NIPPON TELEGRAPH & TELEPHONE0 citations49
US11201687B2Dec 14, 2021

Optical transmission system and wavelength allocation method

NIPPON TELEGRAPH & TELEPHONE0 citations49

KOITO KOGYO KK

1 patent

TOYOTA MOTOR CO LTD

1 patent

KASAI KOGYO KK

1 patent

UNISIA JECS CORP

1 patent

OMRON TATEISI ELECTRONICS CO

1 patent

GEN HOSPITAL CORP

1 patent