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For the Inventor, By the Inventor

Vancouver, Canada

Cardero Resource Corporation

Calculating rank
USPTO Granted Patents = 4

% Expired Patents = 100.0


Forward Citations = 2

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1 inventor (with patents filed for the assignee):

goldMedal Glenn E Hoffman (4 out of 16 patents)


4 patents:

1. 8545593 - Direct processing of metallic ore concentrates into ferroalloys (2013-10-01),
2. 8420007 - Apparatus for direct smelting of zinc bearing compounds to produce metallic zinc (2013-04-16),
3. 8043408 - Direct smelting of zinc bearing compounds to produce metallic zinc (2011-10-25),
4. 7985389 - Direct processing of ferrotitania ores and sands (2011-07-26),
Company Overview
Cardero Resource Corporation is a mineral exploration company focused on exploring and developing high-quality resource projects. The company's portfolio includes iron ore, gold, and nickel projects in North and South America. Cardero is committed to responsible and sustainable mining practices and strives to create value for its shareholders and stakeholders.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

4 Patents

#221 in Vancouver

#3,468 in Canada

Vancouver, CA
Vancouver, Canada

Cardero Resource Corporation

Forward Citations = 2

1 inventor:

goldMedal Glenn E Hoffman (4 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cardero Resource Corporation. Retrieved from https://idiyas.com/company/cardero-resource

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]
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