Kiyo Ishii

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Patents Grantslast 30 patents

Information Patent Grant
Control device, control system, network system, control method, and...
- Patent number 11,695,630
- Issue date Jul 4, 2023
- NEC Corporation
- Shigeyuki Yanagimachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical switch, and optical node monitoring system and monitoring m...
- Patent number 10,298,319
- Issue date May 21, 2019
- National Institute of Advanced Industrial Science and Technology
- Takayuki Kurosu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CONTROL DEVICE, CONTROL SYSTEM, NETWORK SYSTEM, CONTROL METHOD, AND...
- Publication number 20220173962
- Publication date Jun 2, 2022
- NEC Corporation
- Shigeyuki YANAGIMACHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATION DEVICE AND OPTICAL COMMUNICATION SYSTEM
- Publication number 20200045388
- Publication date Feb 6, 2020
- NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
- Kiyo ISHII
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL SWITCH, AND OPTICAL NODE MONITORING SYSTEM AND MONITORING M...
- Publication number 20190013863
- Publication date Jan 10, 2019
- National Institute of Advanced Industrial Science and Technology
- Takayuki Kurosu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE