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USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#9 in Gardner, MA
#6,611 in Massachusetts
#136,919 in US
Simplex Time Recorder
Forward Citations = 1
3 inventors:
Gardner, MA, United States of America
Simplex Time Recorder
Forward Citations = 1
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3 inventors (with patents filed for the assignee):
Hartmut Reichert (1 out of 3 patents)
Erich Willmann (1 out of 4 patents)
Wilfried Michel (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Simplex Time Recorder. Retrieved from https://idiyas.com/company/simplex-time-recorder
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]