For the Inventor, By the Inventor

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Salem, OH, United States of America

J W B C. LLC

USPTO Granted Patents = 1

Forward Citations = 18

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1 inventor (with patents filed for the assignee):

John W Berthold (1 out of 47 patents)

1 patent: Sort by Forward Citations

1. 6519041 - Hydrogen sensor for fuel cell applications (2003-02-11),

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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#15 in Salem, OH

#5,174 in Ohio

#133,919 in US

Salem, OH, United States of America

J W B C. LLC

Forward Citations = 18

1 inventor:

John W Berthold (1 out of 47 patents)

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