Growing community of inventors

Columbus, OH, United States of America

Rodger Hays

Average Co-Inventor Count = 6.63

ph-index = 6

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 = 134

Rodger Hays ↔ Eric James Fickas (6 patents)Rodger Hays ↔ Kevin J Vititoe (6 patents)Rodger Hays ↔ Dana J Koppes (6 patents)Rodger Hays ↔ Thomas P Martini (6 patents)Rodger Hays ↔ Paul P Kolada (5 patents)Rodger Hays ↔ Vincent A Gioia (5 patents)Rodger Hays ↔ Joni Hill (5 patents)Rodger Hays ↔ Jon M Provencher (5 patents)Rodger Hays ↔ Paul Perry Kolada (2 patents)Rodger Hays ↔ Mark Zellefrow (1 patent)Rodger HaysRodger Hays (7 patents)Eric James FickasEric James Fickas (61 patents)Kevin J VititoeKevin J Vititoe (20 patents)Dana J KoppesDana J Koppes (11 patents)Thomas P MartiniThomas P Martini (10 patents)Paul P KoladaPaul P Kolada (99 patents)Vincent A GioiaVincent A Gioia (6 patents)Joni HillJoni Hill (5 patents)Jon M ProvencherJon M Provencher (5 patents)Paul Perry KoladaPaul Perry Kolada (16 patents)Mark ZellefrowMark Zellefrow (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ohio Steel Industries, Inc. (6 from 14 patents)

2. Ohio Steel Corporation (1 from 1 patent)


7 patents:

1. 6679506 - Combined shopping cart stroller

2. D478198 - Combined shopping cart/stroller

3. D473691 - Shopping cart

4. 6523840 - Combined shopping cart stroller

5. D470442 - Seat back

6. D465632 - Combined shopping cart/stroller

7. D462496 - Handle for a wheeled device

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as of
12/29/2025
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