Trolley Scan (Proprietary) Limited

Calculating rank

USPTO Granted Patents = 3

% Expired Patents = 33.3

Forward Citations = 119

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2 inventors (with patents filed for the assignee):

Michael John Camille Marsh (3 out of 3 patents)

Trevor M Hodson (2 out of 10 patents)

3 patents: Sort by Forward Citations

1. 6909366 - Multi-dimensional electronic identification of articles (2005-06-21),

2. 6621467 - Energy transfer in an electronic identification system (2003-09-16),

3. 6499656 - Identification of objects by a reader (2002-12-31),

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USPTO Data Jan 1 1976 - Nov 10 2026

3 Patents

#31 in Johannesburg

#126 in South Africa

Johannesburg, South Africa

Trolley Scan (Proprietary) Limited

Forward Citations = 119

2 inventors:

Michael John Camille Marsh (3 out of 3 patents)

Trevor M Hodson (2 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Trolley Scan (Proprietary) Limited. Retrieved from https://idiyas.com/company/trolley-scan-proprietary

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]