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For the Inventor, By the Inventor

Wilmington, DE, United States of America

Okappi, Inc.


USPTO Granted Patents = 2

% Expired Patents = 100.0

Forward Citations = 40

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3 inventors (with patents filed for the assignee):

goldMedal Peter J Sprague (2 out of 6 patents)

silverMedal Wayne D Boyle (2 out of 2 patents)

bronzeMedal Janet M Baker (1 out of 6 patents)


2 patents:

1. 9380374 - Hearing assistance systems configured to detect and provide protection to the user from harmful conditions (2016-06-28),
2. 9301057 - Hearing assistance system (2016-03-29),
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USPTO Data Jan 1 1976 - Sep 15 2026

2 Patents

#902 in Wilmington, DE

#1,320 in Delaware

#94,628 in US

Wilmington, DE (US)
Wilmington, DE, United States of America

Okappi, Inc.

Forward Citations = 40

3 inventors:

goldMedal Peter J Sprague (2 out of 6 patents)

silverMedal Wayne D Boyle (2 out of 2 patents)

bronzeMedal Janet M Baker (1 out of 6 patents)

Please report any incorrect information to [email protected]
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