% Expired Patents = 33.3

Forward Citations = 37

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5 inventors (with patents filed for the assignee):

Kazuhiko Fukushima (2 out of 20 patents)

Atsuo Yamaguchi (2 out of 36 patents)

Norimichi Hasegawa (1 out of 1 patent)

4. Nobuhide Naritomi (1 out of 2 patents)

5. Yutaka Kamakura (1 out of 2 patents)

3 patents: Sort by Forward Citations

1. 8260835 - Random number generator with ring oscillation circuit (2012-09-04),

2. 7424500 - Random number generator with ring oscillation circuit (2008-09-09),

3. 7200828 - Automatic placement and routing apparatus and automatic placement and routing method (2007-04-03),

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USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#144 in Hyogo

#8,929 in Japan

Hyogo, Japan

Renesas Lsi Design Corporation

Forward Citations = 37

5 inventors:

Kazuhiko Fukushima (2 out of 20 patents)

Atsuo Yamaguchi (2 out of 36 patents)

Norimichi Hasegawa (1 out of 1 patent)

4. Nobuhide Naritomi (1 out of 2 patents)

5. Yutaka Kamakura (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Renesas Lsi Design Corporation. Retrieved from https://idiyas.com/company/renesas-lsi-design

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]