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Nepean, Canada

Chris Withnall

Average Co-Inventor Count = 6.00

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 = 109

Chris WithnallThad M Ide (6 patents)Chris WithnallVittorio Bologna (6 patents)Chris WithnallNelson Kraemer (6 patents)Chris WithnallRalph J Infusino (6 patents)Chris WithnallMichael Wonnacott (6 patents)Chris WithnallChris Withnall (6 patents)Thad M IdeThad M Ide (74 patents)Vittorio BolognaVittorio Bologna (74 patents)Nelson KraemerNelson Kraemer (47 patents)Ralph J InfusinoRalph J Infusino (43 patents)Michael WonnacottMichael Wonnacott (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Riddell, Inc. (6 from 133 patents)


6 patents:

1. D916385 - Football helmet

2. 10561193 - Protective sports helmet

3. D856600 - Football helmet

4. 10271605 - Protective sports helmet

5. D838922 - Football helmet

6. 9289024 - Protective sports helmet

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idiyas.com
as of
12/6/2025
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