This inventor holds 5 USPTO granted patents. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Intellectual Property Management Co., Ltd., Panasonic Corporation. Active years: 2003-2017.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsushige Yamashita. Retrieved from https://idiyas.com/inventor/katsushige-yamashita
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Calculating rank
% Patents Active = 100.0
Average Co-Inventor Count = 3.1
ph-index = 3
Forward Citations = 15(Granted Patents)
Location History:
- Hirakata, JP (2003 - 2010)
- Osaka, JP (2004 - 2017)
Company Filing History:
2 out of 27,375 
Matsushita Electric Industrial Co., Ltd.
2 out of 13,961 Panasonic Intellectual Property Management Co., Ltd.
1 out of 16,454 
Panasonic Corporation
Years Active: 2003-2017
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5 patents (USPTO):Explore 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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsushige Yamashita. Retrieved from https://idiyas.com/inventor/katsushige-yamashita
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]
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]
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]
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 pending (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]