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For the Inventor, By the Inventor

Tokyo, Japan

Masahito Umehara

This inventor holds 7 USPTO granted patents and 11 published patent applications and 1 EPO patent. Top assignee: Kddi Corporation. Active years: 2023-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahito Umehara. Retrieved from https://idiyas.com/inventor/masahito-umehara

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 7 

% Patents Active = 85.7

 

Average Co-Inventor Count = 4.0

ph-index = 1


Location History:

  • Tokyo, JP (2023)
  • Fujimino, JP (2024)

Company Filing History:

goldMedal7 out of 475 
 
Kddi Corporation
 patents

Years Active: 2023-2026

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7 patents (USPTO):Explore Patents
1. 12597988 - Relay device for relaying communication between base station device and terminal device by forming a beam, control method, and computer-readable storage medium (2026-04-07),
2. 12389293 - Enabling a terminal device to perform efficient communication in a stand-by state (2025-08-12),
3. 12096485 - Terminal apparatus, base station apparatus, control method, and computer-readable storage medium for executing random access procedure (2024-09-17),
4. 12058574 - Terminal device that performs communication in stand-by state, method for controlling the same, and computer-readable storage medium (2024-08-06),
5. 12010732 - Terminal apparatus, base station apparatus, control method, and computer-readable storage medium for executing random access procedure (2024-06-11),
6. 11818788 - Mobile communication system, terminal device, base station device, communication method, and computer program (2023-11-14),
7. 11546962 - Mobile communication system, terminal device, base station device, communication method, and computer program (2023-01-03),

I specialize in innovations, inventions, inventors, patent attorneys, assignees and patents.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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