Growing community of inventors

Baltimore, MD, United States of America

Matthew C Francis

Average Co-Inventor Count = 1.17

ph-index = 5

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 = 76

Matthew C Francis ↔ Samuel P Thompson (2 patents)Matthew C Francis ↔ Tylan A Tschopp (1 patent)Matthew C Francis ↔ Evan G Eskridge (1 patent)Matthew C Francis ↔ Liu Chao Lien (1 patent)Matthew C FrancisMatthew C Francis (12 patents)Samuel P ThompsonSamuel P Thompson (42 patents)Tylan A TschoppTylan A Tschopp (76 patents)Evan G EskridgeEvan G Eskridge (16 patents)Liu Chao LienLiu Chao Lien (13 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Black Decker Inc. (12 from 5,073 patents)


12 patents:

1. D1006812 - USB device

2. D952693 - Compressor

3. D947903 - Compressor

4. D947251 - Compressor

5. D947252 - Compressor

6. D934232 - Phone mount

7. D918359 - Heater

8. D918360 - Heater

9. D911504 - Heater

10. D896188 - Garage door accessory

11. D883762 - Power tool

12. D877421 - Welding mask

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as of
1/2/2026
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