Growing community of inventors

Scottsdale, AZ, United States of America

Louis J Hoffman

Average Co-Inventor Count = 1.67

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 = 431

Louis J HoffmanJerome H Lemelson (4 patents)Louis J HoffmanLouis J Hoffman (5 patents)Jerome H LemelsonJerome H Lemelson (333 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (4 from 832,891 patents)


5 patents:

1. 7602947 - Facial-recognition vehicle security system

2. 7116803 - Facial-recognition vehicle security system and automatically starting vehicle

3. 6831993 - Vehicle security systems and methods employing facial recognition using a reflected image

4. 6400835 - Taillight mounted vehicle security system employing facial recognition using a reflected image

5. D259452 - Stemware holder

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