EPO Patents = 1

Forward Citations = 2

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5 inventors (with patents filed for the assignee):

Kazuyuki Hirao (1 out of 20 patents)

Ryuzo Ueno (1 out of 108 patents)

Kunikazu Asaka (1 out of 1 patent)

4. Shingo Kanehira (1 out of 1 patent)

5. Masaya Kitayama (1 out of 37 patents)

1 patent: Sort by Forward Citations

#6,094 in Tokyo

#15,745 in Japan

Lef Technology, Inc.

Forward Citations = 2

5 inventors:

Kazuyuki Hirao (1 out of 20 patents)

Ryuzo Ueno (1 out of 108 patents)

Kunikazu Asaka (1 out of 1 patent)

4. Shingo Kanehira (1 out of 1 patent)

5. Masaya Kitayama (1 out of 37 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lef Technology, Inc.. Retrieved from https://idiyas.com/company/lef-technology

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

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]

1 patent (EPO):

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]