Growing community of inventors

Gardena, CA, United States of America

Matthew O'Brien

Average Co-Inventor Count = 3.00

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 = 77

Matthew O'BrienSebastien Anthony Louis Lagree (8 patents)Matthew O'BrienWilliam Balzer (8 patents)Matthew O'BrienMatthew O'Brien (8 patents)Sebastien Anthony Louis LagreeSebastien Anthony Louis Lagree (214 patents)William BalzerWilliam Balzer (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lagree Technologies, Inc. (8 from 198 patents)


8 patents:

1. 11794064 - Exercise machine reversible resistance system

2. 11298582 - Exercise machine reversible resistance system

3. 10881896 - Exercise machine reversible resistance system

4. 10864399 - Exercise machine with variable resistance system

5. 10478663 - Exercise machine reversible resistance system

6. 10369398 - Exercise machine with variable resistance system

7. 9868019 - Exercise machine reversible resistance system

8. 9868009 - Exercise machine with variable resistance system

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as of
12/20/2025
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