Berkshire, NY, United States of America

Joseph G Schaefer

This inventor holds 6 USPTO granted patents. Top assignee: International Business Machines Corporation. Active years: 1989-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Joseph G Schaefer. Retrieved from https://idiyas.com/inventor/joseph-g-schaefer

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 5.2

ph-index = 5

Forward Citations = 257(Granted Patents)


Location History:

  • Berkshire, VT (US) (1989)
  • Berkshire, NY (US) (1992 - 2009)

Company Filing History:


Years Active: 1989-2009

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6 patents (USPTO):Explore Patents

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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]
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