For the Inventor, By the Inventor

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Carlsbad, CA, United States of America

Michael A. Catania

USPTO Granted Patents = 1

Forward Citations = 38

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8 inventors (with patents filed for the assignee):

Ronald K Hettinger (1 out of 115 patents)

J Neil Hall (1 out of 41 patents)

Joshua G Breier (1 out of 110 patents)

4. Pijush K Dewanjee (1 out of 60 patents)

5. John G Guard (1 out of 22 patents)

6. Richard C Helmstetter (1 out of 186 patents)

7. Augustin W Rollison (1 out of 2 patents)

8. Kamal Sarkar (1 out of 5 patents)

1 patent: Sort by Forward Citations

1. 6328661 - Multiple material golf club head with a polymer insert face (2001-12-11),

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USPTO Data Jan 1 1976 - Dec 23 2025

1 Patents

#401 in Carlsbad, CA

#28,429 in California

#133,811 in US

Carlsbad, CA, United States of America

Michael A. Catania

Forward Citations = 38

8 inventors:

Ronald K Hettinger (1 out of 115 patents)

J Neil Hall (1 out of 41 patents)

Joshua G Breier (1 out of 110 patents)

4. Pijush K Dewanjee (1 out of 60 patents)

5. John G Guard (1 out of 22 patents)

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