This inventor holds 11 USPTO granted patents and 1 EPO patent. Top assignees: Yamaha Hatsudoki Kabushiki Kaisha, Yamaha Hatsudoki Kaubhsiki Kaisha. Active years: 2004-2009.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Shimokawa. Retrieved from https://idiyas.com/inventor/hiroshi-shimokawa
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 100.0
EPO Patents = 1
Average Co-Inventor Count = 2.0
ph-index = 5
Forward Citations = 134(Granted Patents)
Location History:
- Hamamatsu, JP (2004)
- Tokyo-to, JP (2006)
- Tokyo, JP (2007 - 2009)
Company Filing History:

Yamaha Hatsudoki Kabushiki Kaisha
Yamaha Hatsudoki Kaubhsiki Kaisha
Years Active: 2004-2009
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11 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: Hiroshi Shimokawa. Retrieved from https://idiyas.com/inventor/hiroshi-shimokawa
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]
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]
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]