🔗 Permalink

Inventor profile of:

Sakae Chikara

City:

Tokyo

Country:

Japan

Published Applications:

7

Last publication date:

2026-06-11

Top Assignees for applications by Sakae Chikara

The entities that hold a legal rights for patent applications filed by inventor Chikara Sakae:

NIPPON TELEGRAPH AND TELEPHONE CORPORATION 3 TOKYO, Japan
NTT, Inc. 2 Tokyo, Japan
Nippon Telegraph and Telephone Corp. 1 Tokyo, Japan

Recent patent applications by Chikara Sakae

Sakae Chikara from Tokyo, JP has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2026-06-11

US20260163723A1

COMMUNICATION SYSTEM, COMMUNICATION APPARATUS, METHOD, AND PROGRAM

#2 | 2025-09-25

US20250300820A1

KEY EXCHANGE SYSTEM, QKD APPARATUS, HUB APPARATUS, METHOD, AND PROGRAM

#3 | 2025-09-25

US20250300819A1

KEY EXCHANGE SYSTEM, HUB APPARATUS, QKD APPARATUS, METHOD, AND PROGRAM

#4 | 2025-01-09

US20250016140A1

COMMUNICATION SYSTEM, COMMUNICATION APPARATUS, METHOD, AND PROGRAM

#5 | 2024-10-31

US20240364672A1

KEY EXCHANGE SYSTEM, SERVER, METHOD, AND PROGRAM

#6 | 2013-05-09

US20130114810A1

Cryptographic system, cryptographic communication method, encryption apparatus, key generation apparatus, decryption apparatus, content server, program, and storage medium

#7 | 2012-02-02

US20120027210A1

Cryptographic system, cryptographic communication method, encryption apparatus, key generation apparatus, decryption apparatus, content server, program, and storage medium

InventorID:

233442 ⎘