Growing community of inventors

Brecksville, OH, United States of America

Mary T Upham

Average Co-Inventor Count = 8.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 0

Mary T Upham ↔ Barry J Markwitz (1 patent)Mary T Upham ↔ Paolo Argentieri (1 patent)Mary T Upham ↔ Roger W Stahl (1 patent)Mary T Upham ↔ Jason D Doyle (1 patent)Mary T Upham ↔ John E Hansley, Ii (1 patent)Mary T Upham ↔ John W Hoffman (1 patent)Mary T Upham ↔ Brent G Bowers (1 patent)Mary T UphamMary T Upham (1 patent)Barry J MarkwitzBarry J Markwitz (7 patents)Paolo ArgentieriPaolo Argentieri (4 patents)Roger W StahlRoger W Stahl (2 patents)Jason D DoyleJason D Doyle (2 patents)John E Hansley, IiJohn E Hansley, Ii (2 patents)John W HoffmanJohn W Hoffman (2 patents)Brent G BowersBrent G Bowers (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Timekeeping Systems, Inc. (1 from 14 patents)


1 patent:

1. 9633541 - Display system for tracking large numbers of persons and/or objects

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1/3/2026
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