For the Inventor, By the Inventor

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Solon, OH, United States of America

Timekeeping Systems, Inc.

USPTO Granted Patents = 14

Trademarks = 16

Forward Citations = 206

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23 inventors (with patents filed for the assignee):

Barry J Markwitz (7 out of 7 patents)

Dean M Chriss (5 out of 5 patents)

Jay Cross (4 out of 4 patents)

4. John E Hansley, Ii (2 out of 2 patents)

5. Roger W Stahl (2 out of 2 patents)

6. John W Hoffman (2 out of 2 patents)

7. Jason D Doyle (2 out of 2 patents)

8. Paolo Argentieri (2 out of 4 patents)

9. Michael O'Flaherty (2 out of 3 patents)

10. Mike O'Flaherty (2 out of 2 patents)

11. Scott Boswell (2 out of 2 patents)

12. Tom Dutton (2 out of 2 patents)

13. Michael Gribov (2 out of 2 patents)

14. Tom Morman (2 out of 2 patents)

15. Jim Nicholson (2 out of 2 patents)

14 patents: Sort by Forward Citations

1. 11105909 - Tracking system for persons and/or objects (2021-08-31),

2. 10339174 - Automated location visit verification for officer monitoring systems (2019-07-02),

3. 9633541 - Display system for tracking large numbers of persons and/or objects (2017-04-25),

4. RE44217 - Impact resistant electronic data module housing (2013-05-13),

5. D673564 - Downloader (2013-01-01),

6. D630631 - Memory button mount (2011-01-11),

7. 7778802 - Wireless devices as guard tour checkpoint data collection and checkpoint data communication devices (2010-08-17),

8. D615541 - Memory button mount (2010-05-11),

9. 7363196 - Guard tour system (2008-04-22),

10. 7345577 - Displays for reporting guard tour data (2008-03-18),

11. 7027955 - Guard tour system incorporating a positioning system (2006-04-11),

12. 6850418 - Impact resistant electronic data module housing (2005-02-01),

13. 6834259 - Guard tour system (2004-12-21),

14. D427593 - Watchman data downloader (2000-07-04),

Timekeeping Systems, Inc. is a leading provider of workforce management solutions. Established in 1995, we offer state-of-the-art time and attendance management software to help businesses streamline their operations and boost efficiency. Our solutions include biometric time clocks, mobile time tracking, and customizable reporting tools. With a commitment to excellence and innovation, Timekeeping Systems, Inc. is dedicated to helping organizations of all sizes optimize their workforce management processes.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

14 Patents

#20 in Solon, OH

#891 in Ohio

#21,598 in US

#40,882 in the World

Solon, OH, United States of America

Timekeeping Systems, Inc.

Forward Citations = 206

23 inventors:

Barry J Markwitz (7 out of 7 patents)

Dean M Chriss (5 out of 5 patents)

Jay Cross (4 out of 4 patents)

4. John E Hansley, Ii (2 out of 2 patents)

5. Roger W Stahl (2 out of 2 patents)

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