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For the Inventor, By the Inventor

Mountain View, CA, United States of America

Iplearn, LLC


USPTO Granted Patents = 3

% Expired Patents = 100.0

Forward Citations = 17

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3 inventors (with patents filed for the assignee):

goldMedal Chi Fai Ho (3 out of 232 patents)

silverMedal Peter P Tong (3 out of 190 patents)

bronzeMedal John P Del Favero (1 out of 1 patent)


3 patents:

1. 9792659 - Computer-aided methods and apparatus to access materials in a network environment (2017-10-17),
2. 9141827 - Computer-aided learning system and method (2015-09-22),
3. 8398407 - Learning method and system in a window environment (2013-03-19),
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USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#514 in Mountain View, CA

#16,858 in California

#73,860 in US

Mountain View, CA (US)
Mountain View, CA, United States of America

Iplearn, LLC

Forward Citations = 17

3 inventors:

goldMedal Chi Fai Ho (3 out of 232 patents)

silverMedal Peter P Tong (3 out of 190 patents)

bronzeMedal John P Del Favero (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Iplearn, LLC. Retrieved from https://idiyas.com/company/iplearn

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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