Takamasa Isohara

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Communication system, hardware security module, terminal device, co...
- Patent number 10,931,464
- Issue date Feb 23, 2021
- KDDI Corporation
- Keisuke Takemori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Communication device, communication method and computer program
- Patent number 10,671,717
- Issue date Jun 2, 2020
- KDDI Corporation
- Keisuke Takemori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Communication system and security assurance device
- Patent number 7,673,334
- Issue date Mar 2, 2010
- KDDI Corporation
- Keisuke Takemori
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
COMMUNICATION SYSTEM, HARDWARE SECURITY MODULE, TERMINAL DEVICE, CO...
- Publication number 20190068381
- Publication date Feb 28, 2019
- KDDI CORPORATION
- Keisuke TAKEMORI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE, COMMUNICATION METHOD AND COMPUTER PROGRAM
- Publication number 20180314813
- Publication date Nov 1, 2018
- KDDI CORPORATION
- Keisuke TAKEMORI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Communication system and security assurance device
- Publication number 20060048228
- Publication date Mar 2, 2006
- KDDI Corporation; KEIO University
- Keisuke Takemori
- G06 - COMPUTING CALCULATING COUNTING