Hidemasa NAKAI

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Automatic inspection system and method for controlling automatic in...
- Patent number 11,238,673
- Issue date Feb 1, 2022
- Hitachi, Ltd.
- Jumpei Honda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic inspection system, inspection target reading device for a...
- Patent number 11,170,635
- Issue date Nov 9, 2021
- Hitachi, Ltd.
- Hiroshige Kashiwabara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ring network system and network node
- Patent number 10,432,424
- Issue date Oct 1, 2019
- Hitachi, Ltd.
- Hidemasa Nakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Automatic Inspection System, Inspection Target Reading Device for A...
- Publication number 20210287527
- Publication date Sep 16, 2021
- Hitachi, Ltd
- Hiroshige KASHIWABARA
- G08 - SIGNALLING
Information Patent Application
AUTOMATIC INSPECTION SYSTEM AND METHOD FOR CONTROLLING AUTOMATIC IN...
- Publication number 20200090424
- Publication date Mar 19, 2020
- Hitachi, Ltd
- Jumpei HONDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RING NETWORK SYSTEM AND NETWORK NODE
- Publication number 20170155525
- Publication date Jun 1, 2017
- Hitachi, Ltd
- Hidemasa NAKAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Unidirectional Relay Device
- Publication number 20160094369
- Publication date Mar 31, 2016
- Hitachi, Ltd
- Tran Ngoc CHUYEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE