Sachihiro Ichikawa

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
File storage system and user terminal
- Patent number 10,140,460
- Issue date Nov 27, 2018
- Mitsubishi Electric Corporation
- Takumi Mori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing apparatus, information processing method, an...
- Patent number 9,698,977
- Issue date Jul 4, 2017
- Mitsubishi Electric Corporation
- Sachihiro Ichikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Encrypted data management device, encrypted data management method,...
- Patent number 9,237,013
- Issue date Jan 12, 2016
- Mitsubishi Electric Corporation
- Sachihiro Ichikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ATTACK DETECTION APPARATUS, ATTACK DETECTION METHOD, AND COMPUTER R...
- Publication number 20200279174
- Publication date Sep 3, 2020
- Mitsubishi Electric Corporation
- Tsunato NAKAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND C...
- Publication number 20180203990
- Publication date Jul 19, 2018
- Mitsubishi Electric Corporation
- Kazumi SAITO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CRYPTOGRAPHIC SYSTEM, KEY GENERATION APPARATUS, RE-ENCRYPTION APPAR...
- Publication number 20160330022
- Publication date Nov 10, 2016
- Mitsubishi Electric Corporation
- Takashi ITO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DATA PROCESSING SYSTEM, ENCRYPTION APPARATUS, DECRYPTION APPARATUS,...
- Publication number 20160294551
- Publication date Oct 6, 2016
- Mitsubishi Electric Corporation
- Sachihiro ICHIKAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FILE STORAGE SYSTEM AND USER TERMINAL
- Publication number 20160253517
- Publication date Sep 1, 2016
- Mitsubishi Electric Corporation
- Takumi MORI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA DECRYPTION DEVICE, ATTRIBUTE-BASED ENCRYPTION SYSTEM, RANDOM N...
- Publication number 20150278553
- Publication date Oct 1, 2015
- MITSUBISHI ELECTRIC CORPORATION
- Nori Matsuda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AN...
- Publication number 20150249536
- Publication date Sep 3, 2015
- MITSUBISHI ELECTRIC CORPORATION
- Sachihiro Ichikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ENCRYPTED DATA MANAGEMENT DEVICE, ENCRYPTED DATA MANAGEMENT METHOD,...
- Publication number 20140310521
- Publication date Oct 16, 2014
- Mitsubishi Electric Corporation
- Sachihiro Ichikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Sachihiro Ichikawa

Person

Patents Grantslast 30 patents

File storage system and user terminal

Information processing apparatus, information processing method, an...

Encrypted data management device, encrypted data management method,...

Patents Applicationslast 30 patents

ATTACK DETECTION APPARATUS, ATTACK DETECTION METHOD, AND COMPUTER R...

INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND C...

CRYPTOGRAPHIC SYSTEM, KEY GENERATION APPARATUS, RE-ENCRYPTION APPAR...

DATA PROCESSING SYSTEM, ENCRYPTION APPARATUS, DECRYPTION APPARATUS,...

FILE STORAGE SYSTEM AND USER TERMINAL

DATA DECRYPTION DEVICE, ATTRIBUTE-BASED ENCRYPTION SYSTEM, RANDOM N...

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AN...

ENCRYPTED DATA MANAGEMENT DEVICE, ENCRYPTED DATA MANAGEMENT METHOD,...