Trademarks = 2

Forward Citations = 20

Loading Chart...

4 inventors (with patents filed for the assignee):

Hans J Naumann (2 out of 13 patents)

Eric S Butler (1 out of 7 patents)

Michael H Chu (1 out of 3 patents)

4. James G Otton (1 out of 3 patents)

3 patents: Sort by Forward Citations

1. 10974358 - System for reprofiling a wheel set of a railway vehicle (2021-04-13),

2. 5936737 - Wheelset sensing system (1999-08-10),

3. 5767973 - Wheelset sensing system (1998-06-16),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#33 in Albany, NY

#4,522 in New York

#73,904 in US

Albany, NY, United States of America

Simmons Machine Tool Corporation

Forward Citations = 20

4 inventors:

Hans J Naumann (2 out of 13 patents)

Eric S Butler (1 out of 7 patents)

Michael H Chu (1 out of 3 patents)

4. James G Otton (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Simmons Machine Tool Corporation. Retrieved from https://idiyas.com/company/simmons-machine-tool

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]