Specollector, Inc.

Calculating rank

Forward Citations = 13

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4 inventors (with patents filed for the assignee):

Stefan Gravenstein (1 out of 2 patents)

James Norman Lowder (1 out of 1 patent)

Barbara Ann Miller (1 out of 1 patent)

4. Peter Alan Shult (1 out of 1 patent)

1 patent: Sort by Forward Citations

#8 in Stoughton, WI

#2,648 in Wisconsin

#136,919 in US

Forward Citations = 13

4 inventors:

Stefan Gravenstein (1 out of 2 patents)

James Norman Lowder (1 out of 1 patent)

Barbara Ann Miller (1 out of 1 patent)

4. Peter Alan Shult (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Specollector, Inc.. Retrieved from https://idiyas.com/company/specollector

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]