Growing community of inventors

Hopkinton, MA, United States of America

Michael J DiFranza

Average Co-Inventor Count = 1.71

ph-index = 4

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 = 254

Michael J DiFranzaTodd A Newville (5 patents)Michael J DiFranzaMichael J DiFranza (6 patents)Todd A NewvilleTodd A Newville (12 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Captivate Network, Inc. (3 from 6 patents)

2. Gannett Satellite Information Network, Inc. (2 from 8 patents)

3. Captivative Network, Inc. (1 from 1 patent)


6 patents:

1. 7878308 - Information distribution system for use in an elevator

2. 7156211 - Information distribution system for use in an elevator

3. 6962240 - Information display system with occupancy detector

4. 6543582 - Information distribution system for use in an elevator

5. 6073727 - Information distribution system for use in an elevator

6. 5955710 - Information distribution system for use in an elevator

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as of
1/22/2026
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