Growing community of inventors

Roseville, MI, United States of America

Walter J De Vigili

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 = 55

Walter J De VigiliLouis E Hough (3 patents)Walter J De VigiliDavid C Shifflett (1 patent)Walter J De VigiliWalter J De Vigili (4 patents)Louis E HoughLouis E Hough (9 patents)David C ShifflettDavid C Shifflett (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (4 from 832,718 patents)


4 patents:

1. 4395939 - Sunroof air screen

2. 4393754 - Air deflection assembly for vehicle sunroofs

3. 4394044 - Removable sunroof for vehicles

4. 4234207 - Ski braking device

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as of
12/12/2025
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