P J Putnam

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Dallas, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Utilizing mobile device capabilities to keep a user engaged with a...
- Patent number 12,257,503
- Issue date Mar 25, 2025
- PJ HAMMER CORPORATION
- P J Putnam
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Display screen or portion thereof with graphical user interface
- Patent number D1026024
- Issue date May 7, 2024
- PJ HAMMER CORPORATION
- P J Putnam
- D14 - Recording, communication, or information retrieval equipment