For the Inventor, By the Inventor

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Houston, TX, United States of America

Ototronix, LLC

USPTO Granted Patents = 3

EPO Patents = 1

Forward Citations = 10

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6 inventors (with patents filed for the assignee):

Zezhang Hou (2 out of 12 patents)

Michael R Spearman (1 out of 38 patents)

Eric Hollnagel (1 out of 1 patent)

4. Gabe Kern (1 out of 1 patent)

5. Leon Aleksander Lindsey (1 out of 1 patent)

6. Brian M Spearman (1 out of 3 patents)

3 patents: Sort by Forward Citations

1. 10390154 - Method and apparatus for coil alignment in electromagnetic hearing implant (2019-08-20),

2. 9414173 - Fitting verification with in situ hearing test (2016-08-09),

3. 8948425 - Method and apparatus for in-situ testing, fitting and verification of hearing and hearing aids (2015-02-03),

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USPTO Data Jan 1 1976 - Dec 2 2025

3 Patents

#1,188 in Houston, TX

#4,675 in Texas

#71,923 in US

Houston, TX, United States of America

Ototronix, LLC

Forward Citations = 10

6 inventors:

Zezhang Hou (2 out of 12 patents)

Michael R Spearman (1 out of 38 patents)

Eric Hollnagel (1 out of 1 patent)

4. Gabe Kern (1 out of 1 patent)

5. Leon Aleksander Lindsey (1 out of 1 patent)

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